Breaking AI & Tech News Analyzed

The Attack in International Waters On May 11, 2026, a German-flagged rescue vessel Sea-Watch 5 came under fire from armed men on a Libyan coastguard patrol boat in international waters north of Libya. The crew and 90 rescued migrants "feared for their lives" as approximately 10-15 shots were fired "without any warning." The Libyan coastguard then attempted to seize the vessel and force it toward Libya, despite the ship being in international waters. Escalation of Violence Against Rescue Operations This attack represents an escalation in years-long violence by the Libyan coastguard against humanitarian vessels. It is one of three armed attacks on NGO rescue ships in the Mediterranean in just 10 months. In September 2025, armed men on a Libyan coastguard boat fired at Sea-Watch 5, and in August 2025, the Ocean Viking came under fire for 20 minutes, with some bullets hitting windows at head height. EU's Controversial Support Continues Despite the "unfortunate incident," the EU Commission announced plans to continue its support for Libya. The EU has provided more than 400 million euros ($465m) to Libya for "migration-related issues" since 2015, alongside Italy playing a key role in establishing the Libyan coastguard. This support continues despite documented evidence of 77 extremely violent incidents by Libyan militias and coastguard at sea since 2016. Criminal Charges Against Humanitarian Workers In a move criticized as "a clear attempt to obstruct" rescue operations, Italian authorities opened a criminal investigation into the captain of Sea-Watch 5 for "aiding and abetting illegal migration" shortly after the vessel returned to port. Police boarded the vessel in Brindisi, seizing documents and equipment while questioning crew members. This action follows a pattern of Italian authorities targeting humanitarian rescuers, including former Interior Minister Matteo Salvini's 2018 blockade of rescue ships from docking at Italian ports. Rescuers Undeterred by Violence Despite the attack and the threat of criminal charges, the crew of Sea-Watch 5 continued their mission, rescuing 64 additional people from another boat in distress the following day. Yasmin Ibrahim Elzanaty, the cultural mediator who negotiated with the attackers, stated that the experience "made it harder to walk away" and reinforced her sense of responsibility. "No one should be shot at for saving lives at sea," she said, emphasizing that the attack only strengthened her commitment to the mission.

The LeadDonald Trump's unjustified war on Iran and the resulting global fuel crisis is a continuing reminder that true energy security and independence will continue to elude us so long as we remain dependent on fossil fuels. Whether it's wars over oil and gas resource access or attacks on fossil fuel power plants and energy grids, this reliance on finite resources only worsens a country's threat profile.The Geopolitical Energy CrisisNews this month of Russia's deadly attacks on Ukraine's energy infrastructure, Russian drones swarming Ukrainian power stations, and Kyiv running out of time to prepare for another winter of attacks on its energy grid illustrates this urgency. No country will be energy-secure or independent as long as its fuel supply remains finite and fossilized and its power plants and energy grids centralized and fossil fuel-dependent. Those are sitting ducks, targets very vulnerable to attack by adversaries.The Renewable TransitionThere is another way to bolster energy security and independence: decarbonized and decentralized energy. Using local, renewable resources to power, heat and cool a community, with battery storage for backup, provides immediate relief from being precariously power plant-dependent or grid-dependent. With the Iran war accelerating the transition to renewable energy, the gains from energy transition are obvious: countries like Spain are rapidly transitioning to renewables – better insulating themselves from gas price shocks and better protecting themselves from future grid-wide blackouts.The Ukrainian ModelThat's what Ukrainian communities are increasingly doing in response to Russian attacks on their fossil-fueled power plants and energy grids. In direct response to Russia's war, municipalities all across Ukraine are making the switch fast. Many Ukrainians who were fortunate enough to have heat this past winter had already made the switch to solar power, heat pumps and battery storage backup, thanks to the help of local non-profit organizations like EcoAction and Ecoclub, and donors abroad.The Policy DivideEfforts like the Hromada Project, which is named after the Ukrainian term for 'community', will be essential in helping Ukrainians weather the war by connecting local nongovernmental organizations in Ukraine to public- and private-sector support from around the world. Instead, Trump and his Republican followers seek to keep the US addicted to fossilized thinking. Weaponizing the Department of Defense to stall onshore wind development, repealing tax incentives for renewable energy development and using taxpayer dollars to bribe clean energy developers to abandon projects endangers our ability to adopt secure, affordable and clean energy technologies now.The Path ForwardBefore another war is waged, and American defense budgets doubled, now is the time to double down on what will make us truly secure and independent. Transitioning off the fuels that start wars, and transitioning on to the energies that are decentralized, infinite and available in every community and country on this planet: that's what real freedom looks like – and it's all within our grasp.

The Lead Electric trucks are increasingly challenging diesel's dominance in Australia's transportation sector, with manufacturers demonstrating impressive capabilities while the country faces rising fuel costs and energy security concerns. The Electric Truck Performance Breakthrough Electric truck manufacturers like Windrose have conducted successful trials in Australia, including an extreme test pulling 68 tonnes up the notorious Mount Ousley escarpment from Port Kembla to Sydney. Bo Christensen, a fleet electrification specialist who followed the Windrose prime mover in last year's trial, noted: "It's a very tough run, but we were overtaking pretty much all the trucks going up the hill. We did it pretty comfortably." Windrose trucks claim a range of almost 700 kilometers and can be recharged from zero to 60% in about 35 minutes, with planned upgrades expected to improve these specifications in the next two years. The Financial Impact Analysis The ongoing geopolitical tensions, particularly the US-Israel war on Iran and conflicts over the Strait of Hormuz oil shipping route, have sent diesel prices soaring and highlighted Australia's reliance on imported fuel. In response, the Australian government announced a $10 billion fuel security package, including $3.2 billion to store a billion more liters of diesel and jet fuel. Meanwhile, Windrose has already sold 10 electric trucks in Australia at $450,000 each, with the company's founder Wen Han aiming to sell "hundreds" more this year and 20,000 by 2030 as part of a global target of 100,000 trucks. The Industry Transformation Australia's transportation landscape is experiencing a significant shift with multiple electric truck manufacturers entering the market. Research from Mov3ment shows Volvo, Sany, Daimler, Foton and Deepway are all selling in Australia, with 332 electric trucks and vans sold in Australia last year—triple the previous year. Major companies including Ikea, Woolworths, Australia Post, Coles, Coca-Cola and Temple & Webster have introduced electric trucks, partnering with logistics firms like Linfox, Toll and ANC. Zenobē is also deploying a new fleet of 30 trucks in Melbourne and Sydney for Winnings. The Future Outlook Despite the growing presence of electric trucks, Australia has "radically fallen behind" global adoption rates, with only 0.7% of new truck sales being electric compared with 20% in China, 7% in Germany and 2% in the UK. The Energy Futures Foundation estimates that up to 80% of Australia's truck fleet could be electrified with existing technology, with more than half of Australia's diesel trucks set to reach their usual replacement age in the next five years. Bruce Hardy, executive director of the Energy Futures Foundation, warns: "If we don't offer a meaningful pathway [to electric] then we lock-in diesel trucks for another 15 years."

The Wedding TragedyDrone strikes by Mali's army have killed at least 10 civilians as they prepared to celebrate a wedding in the central region of San, marking another escalation in the conflict since armed groups launched a widespread coordinated assault late last month. The strikes on Sunday occurred during a security crisis after attacks on the military government's positions last month by fighters from the al-Qaeda-linked Jama'at Nusrat al-Islam wal-Muslimin (JNIM) and Tuareg separatists known as the Azawad Liberation Front (FLA).A resident of the Tene locality, where the strikes took place, told the AFP news agency that "10 of our children" were killed. "What was supposed to be a moment of joy in the village turned into immense sorrow," he said, speaking on condition of anonymity. "The tragedy occurred as the villagers were preparing the second edition of this traditional collective wedding, a major cultural event for this community," a security source who requested anonymity for safety reasons told AFP.The Escalating ConflictMali has been in a critical security situation since JNIM teamed up with rebels in the FLA in April. A deadly offensive on April 25 and 26 targeted strategic towns and killed the country's influential defence minister. Kidal and other towns and villages in the north have been captured and are now controlled by the FLA and JNIM, who have since imposed a blockade on the capital, Bamako.Another wave of attacks by al-Qaeda-affiliated fighters was also reported on May 7, killing at least 30 people in central Mali. The villages of Korikori and Gomossogou in the Mopti region were targeted. Mali, which is rich in gold and other valuable minerals, has been dealing with unrest since 2012. It has faced a deepening security crisis driven by the FLA, JNIM and the Africa Corps, a Russian government-controlled paramilitary that replaced the private Wagner Group.International InvolvementMali's former colonial ruler, France, and the United Nations had deployed soldiers and peacekeepers to the country to try to control the violence by armed groups, but Bamako expelled their forces after military coups in 2020 and 2021 and is now using Russian fighters instead. Al Jazeera's Nicolas Haque, who has reported extensively from Mali, had said, according to military sources, "the fighters involved in this coordinated attack are targeting military armed compounds", adding that "there is an unprecedented level of panic" in the military ranks.Haque told Al Jazeera he learned from witnesses that Russian mercenaries were "fighting in Bamako, around the airport, where they have one of their headquarters". Alex Vines, Africa director at the European Council on Foreign Relations, told Al Jazeera that Malian authorities appear to have been caught off guard by the latest wave of attacks.

The Weekend's Football Action: Key Talking PointsThe latest round of Premier League matches and the FA Cup final provided plenty of talking points for football fans, from Manchester City's cup triumph to Liverpool's injury concerns and the ongoing VAR controversies that continue to divide opinion.Shaw's World Cup Hopes After Impressive SeasonLuke Shaw's first goal in over three years for Manchester United was a further reminder of the left-back's capabilities. This has been his best season at Old Trafford having featured in all 37 league games thus far, leaving his injury-prone past forgotten. Considering Shaw's experience and quality, he should be considered for a spot at the World Cup. Thomas Tuchel does not have a vast array of riches in the position and Shaw's consistency has been key to Michael Carrick's turnaround at Old Trafford. "He deserves to go," said Carrick after the win against Nottingham Forest. "His consistency, his performances, his experience, his qualities. He's an excellent full-back." Nico O'Reilly is the current first choice for England and he has a very different profile from Shaw, having converted from playing as a central midfielder under Pep Guardiola. Tuchel may want to take Shaw to provide variety and reliability, which would be a sensible approach.VAR Controversy Continues to Plague the GameAnother weekend of football brought another VAR controversy, this time at Old Trafford. Let's get this out of the way, it was handball. In a game with more on the line this latest VAR aberration would be hoisted up by abolitionists as another egregious example of why football is no better for the involvement of Stockley Park. "I think we need to have a meeting together to understand when it is a handball," said a measured Vítor Pereira post-match. We need a meeting to understand what good process is. Accidental handball was the final ruling; not sure that matters when it leads to a goal, but whatever. From the original incorrect decision to award the goal, it took the VAR three minutes to look at the ball clearly striking Bryan Mbeumo's hand, then another 60 seconds for the referee, Michael Salisbury, to go over to the screen and look at it again, only to ignore the referral and decide he was right the first time. That is far too long to make the wrong call. Pereira neatly summed it up with another damning understatement: "A lot of the time we don't understand the decisions."West Ham's Fight Against RelegationWhile it was hard to argue with Nuno Espírito Santo's assessment that West Ham had "a bad performance and a bad day" at St James' Park, his team are not Championship-bound just yet. Tottenham only need a point against Chelsea on Tuesday to effectively ensure their survival owing to their far superior goal difference, but they last took a point at Stamford Bridge four years ago. Their record against Chelsea is not reassuring: they have lost their past five meetings on the bounce by an aggregate scoreline of 12-4, with eight defeats from their last 10. Chelsea's players will have the added motivation of auditioning for the newly appointed Xabi Alonso, not that they need another reason to make their opponents' lives miserable. It could still easily come down to the final day, when Spurs face another difficult fixture against Everton. Nuno can only grit his teeth, hope Chelsea do his side a favour and, assuming Spurs's horrible run in west London continues, rally his troops for a desperate last stand against Leeds.Liverpool's Injury Woes ContinueAston Villa's season high represented another sobering low for Liverpool. Arne Slot's side failed to hurt Villa and were weak in defence, leaking two more goals at set pieces. Liverpool were without nine first-team players, including Alexander Isak, their £125m marquee signing who was not risked with a minor problem but could return against Brentford on the last day. Isak's season has been symptomatic of Liverpool's struggles. Is it just bad fortune or have Slot and his side simply underperformed? The truth is probably somewhere in the middle. "I don't think it could come to anyone as a surprise that if you miss your pre-season and then break your leg that minor injuries can occur if you then start into Premier League games in that intensity," Slot said. "Just a bit of bad luck for him that in a moment of time he comes back, then Hugo [Ekitiké] gets injured and we need him more."Guardiola's Warning Against ComplacencyAfter Saturday's FA Cup triumph over Chelsea, the 17th major trophy of Pep Guardiola's decade leading Manchester City, he reminded his players to never be complacent. "The most important thing is that [winning] trophies is good. Know what it takes to compete and win but don't take it for granted," the City manager said. "You start to believe that you are special, you will not win the FA Cup. Special we are not. The moment that we think [that], we will not be in these places. That is one of the things that through the years, we were OK with: knowing how difficult it is to win."Chelsea's Wembley Woes ContinueChelsea's dressing room and boardroom have been in a constant state of flux since Todd Boehly's BlueCo bought the club in 2022, but one thing has remained the same: they have a dire recent record in cup finals at Wembley. In the first decade after the stadium reopened in 2007, Chelsea won five of their six cup finals under the arch. Saturday's 1-0 defeat to Manchester City was their eighth loss in nine finals since 2017. Scoring goals at Wembley has also proven hard going, particularly since the departure of Didier Drogba (five goals in his five Wembley cup final starts). Christian Pulisic was the last Chelsea player to score in a domestic cup final, against Arsenal in front of empty stands in 2020. That's five finals in a row without a goal. It is a dry spell that can be tied to a young squad's relative lack of experience, but that argument does not stand up if you take into account the seven goals fired in against Paris Saint-Germain and Real Betis in the Club World Cup and Conference League finals just last year. Xabi Alonso is unlikely to have European football to play with next season, putting even more emphasis on Chelsea ending their Wembley drought and filling their silverware quota in domestic competitions.What's Next in the Premier League RaceWith the season drawing to a close, several key fixtures remain that could determine the final standings. Tottenham's survival hopes hinge on their match against Chelsea, while Liverpool will be hoping to end their injury-hit season on a positive note against Brentford. Manchester City, meanwhile, will be looking to build on their cup success as they continue their pursuit of more silverware in the final weeks of the season.

The Paradox of the Ceasefire: Violence Amidst DiplomacyA stark contradiction has emerged in the Middle East as Israel agreed to a 45-day ceasefire extension with Hezbollah in Washington, yet continued military operations in southern and eastern Lebanon. On Sunday, Israeli air attacks targeted the municipalities of Tayr Felsay, Tayr Debba, Az-Zrariyah, and Jebchit, resulting in at least five deaths and more than a dozen injuries, according to the Lebanese Health Ministry. The Israeli military simultaneously issued forced displacement orders for residents in villages such as Sohmor, Roumine, and Naqoura, effectively turning the agreed-upon truce into a period of intensified military activity.Prime Minister Benjamin Netanyahu defended the escalation, stating at a cabinet meeting that Israel was "holding territory, clearing territory, protecting Israel’s communities, but also fighting an enemy that is trying to outsmart us." This sentiment was echoed by Al Jazeera’s reporting from Tyre, where the correspondent noted that "as the ceasefire comes into place, we have seen the exact opposite happening with Israel intensifying its attacks."Humanitarian and Economic Collapse in Southern LebanonThe conflict has pushed Lebanon toward a catastrophic humanitarian and economic breakdown. Since the war resumed on March 2, the Lebanese Health Ministry reports that at least 2,988 people have been killed and 9,210 injured in Israeli attacks across the country. The humanitarian toll is severe, with more than 1.2 million people forced to flee their homes between March and April alone.Economically, the nation is facing ruin. Bassem El-Bawab, head of the Lebanese Business Association, revealed that the country has suffered over $25bn in direct and indirect losses since the war began in 2024. Reconstruction costs are projected at $12bn, with El-Bawab warning that the total could rise if hostilities persist. He further highlighted that Lebanon is losing approximately $30m daily in indirect economic damage, alongside the physical destruction of infrastructure.Hezbollah's Rejection of Direct NegotiationsThe political landscape remains deeply fractured, particularly regarding the ceasefire agreement. While Lebanon’s state-run National News Agency (NNA) reported that the extension aims to facilitate a US-facilitated security track starting May 29, Hezbollah has firmly rejected the premise of direct negotiations. Hezbollah legislator Hussein Hajj Hassan argued that the talks have led to a "dead-end path" resulting in "one concession after another." He specifically rejected the issue of disarming the resistance, stating that authorities were creating "very big predicaments" for the country.Washington's Fragile Mediation StrategyThe current instability underscores the precarious nature of US diplomacy in the region. The third round of talks in Washington concluded with a 45-day extension, marking the first direct meeting between Lebanon and Israel in decades. However, with the original accord never fully observed and Hezbollah opposing direct engagement, the path forward remains unclear. The next round of talks is scheduled for June 2 and 3 in Washington, but the recent violence suggests that trust is non-existent and military realities are dictating the terms of engagement.

The Lead: Leicester's Path to Playoffs SecuredThis emphatic bonus-point win was another forcible reminder that Leicester are on the march again, with the Tigers consummately professional, ruthlessly efficient and clinical with the chances that came their way. Whether or not they can go on to reach the Prem Rugby final and lift the trophy on 20 June remains to be seen, but that they are heading in the right direction under Geoff Parling's guidance is undeniable.The Event Details: A Dominant Display at SaleLeicester, overflowing with self-belief and a collective desire, had to settle for seven tries but they might have scored more on a day when they secure a playoff place with two games to spare. Now they have a top-two finish and a home semi-final in their sights, which seems likely to be decided when they head to Bath on the final day in a shootout for second place with Northampton favourite to finish top.Parling's men, still bubbling from their 41-17 home win over Saints Northampton eight days earlier, oozed confidence from the off as they made hay in the sunshine. They were 28-12 up and in total control at the break, the bonus point secured with first-half tries from the captain Ollie Chessum, Jamie Blamire, Joaquin Moro and Joe Heyes on his 100th Leicester start.The Data Analysis: Statistical DominanceLeicester's forwards had a field day and two of them combined for the opening score with less than two minutes played. Hanro Liebenberg embarked on a marauding run in the left channel before finding Ollie Hassell-Collins, who showed intelligence to send Chessum galloping over the line. The England lock was celebrating even before he touched down and from there the Tigers did not look back.Leicester began knocking on Sale's door again and the irrepressible Heyes barged through more flimsy defending for their fourth try as half-time approached. Sanderson replaced Quirke with Gus Warr at the break but Leicester continued to fizz with energy, scoring their fifth try two minutes after the interval when Will Wand arrived at pace to ground the ball.From that point, there was little response from Sale as the Tigers continued to roar. Their sixth try arrived in the 55th minute and it was a beautifully-worked effort as Orlando Bailey, who replaced the injured James O'Connor early on, found Adam Radwan before his exquisite long pass sent Hassell-Collins over in the left corner.The Impact Analysis: Playoff Race ImplicationsFor Sale this season cannot end soon enough. Alex Sanderson's side are the only team to have reached the playoffs in each of the previous three seasons. Yet the 2025-26 campaign has been one of major regression, a pronounced let down for a club who have not won a major trophy since their solitary Premiership title success in 2006.Not much has gone right for Sale since they so gloriously toppled Leicester at a rain-soaked Twickenham almost 20 years ago under the guidance of Philippe Saint-Andre. This latest setback saw them lose four successive home games for the first time in their Prem history and marked their seventh defeat in their last eight matches.The hosts then restored a semblance of respectability with tries from captain Ernst van Rhyn, flanker Sam Dugdale and Arron Reed in the final quarter to secure a losing bonus point and soften the lop-sided scoreline.The Prediction: Leicester's Future ProspectsLeicester's emphatic victory has firmly placed them in the driver's seat for a top-two finish, which would guarantee a home semi-final in the Premiership playoffs. With Northampton expected to finish top, the battle for second place will likely be decided when Leicester travels to Bath on the final day of the season.Under Geoff Parling's guidance, the Tigers have shown remarkable improvement and self-belief. Their clinical performance against Sale, coming on the heels of their strong victory over Northampton, demonstrates that they have the momentum and confidence to challenge for the ultimate prize.As the season approaches its conclusion, Leicester will look to maintain this form and secure favorable positioning in the playoffs. Their ability to dominate matches, secure bonus points, and perform consistently against top opposition suggests they are genuine contenders for the Premiership title on June 20th.

The Shocking Turn of Events at Hill Dickinson Stadium Sunderland have made themselves quite at home at Hill Dickinson Stadium. Not content with knocking Everton out of the FA Cup here in January, Regis Le Bris’ side returned to end David Moyes’ slim prospects of European qualification with a commanding win that gives them an outside chance of reaching the Europa or Conference League. Everton's Disappointing Performance Everton took the lead through Merlin Röhl’s first goal for the club but their dismal end to the season continued as the visitors ran riot in the second half. Brian Brobbey, Enzo Le Fée and substitute Wilson Isidor were all on target as Sunderland leapfrogged their hosts into ninth. The Financial and League Impact Sunderland moved up to ninth in the Premier League table. Everton's winless run extends to six matches. The win gives Sunderland an outside chance of reaching the Europa or Conference League. The Reason Behind Everton's Struggles Despite hopes of European football giving an edge to the Everton performance, the game had a real end-of-season feel until Röhl opened the scoring with a deflected shot from 18 yards. Sunderland had been the better team until the hosts started to perform with some overdue urgency in the closing stages of the first half. The Future Outlook for Both Teams The loss dashes Everton's hopes for European football, while Sunderland's win boosts their chances. The visitors took the lead when substitutes Habib Diarra and Isidor combined to find Chemsdine Talbi, another second-half introduction, inside the area. Talbi had the presence of mind to square to Le Fée, who squeezed a shot past Pickford under little pressure from Ndiaye. Diarra and Isidor dissected Everton again to seal victory in stoppage time.

The Lead Adam Driver broke his silence on allegations made by Lena Dunham in her memoir "Famesick," responding with a cryptic remark that he's saving his comments for a future book. The actor made the statement at a press conference for his new film "Paper Tiger" at the Cannes Film Festival, where Dunham had previously described difficult experiences with Driver on the set of their HBO collaboration "Girls." The Allegations Detailed In her bestselling memoir "Famesick," Dunham described several concerning incidents with Driver during their work on "Girls," the HBO comedy-drama that ran from 2012 to 2017 and helped launch Driver's career. She recalled a late-night rehearsal where she forgot her lines and became "verbally aggressive," allegedly "hurled a chair at the wall next to me" after she couldn't remember her lines. "I remember doing a fight scene with Adam and how scary it was to meet someone so totally present with such absence," she wrote. "Late one night, as we practised lines in my trailer, I found that mine were suddenly gone. I knew I'd written them. I'd known them only minutes before. But when I opened my mouth, all that came out was a stammer – until finally, Adam screamed, 'FUCKING SAY SOMETHING' and hurled a chair at the wall next to me." Dunham also described filming the characters' first sex scene, claiming that "careful blocking went out the window" when Driver "hurled me this way and that." "Stunned, I couldn't speak for a moment," she wrote, "unsure of what had happened – had I lost directorial authority, allowed the scene to go off the rails, not given proper instructions?" The Actor's Response For weeks, Driver had avoided commenting on Dunham's allegations, but at the Cannes press conference for "Paper Tiger," he briefly addressed the issue when asked by the Guardian. "I have no comment on any of that – I'm saving it all for my book," he responded, provoking laughter in the room. The cryptic remark leaves many questions about whether Driver is actually planning to write a memoir or if this was a deflection tactic. Career Context Driver, now one of Hollywood's most sought-after actors, has received Oscar nominations for his performances in "BlacKkKlansman" and "Marriage Story." His career trajectory has significantly evolved since his time on "Girls," where he played the complex character Adam Sackler opposite Dunham's Hannah Horvath. The allegations, if true, stand in stark contrast to his current public persona as a respected character actor. The Current Project The press conference was held to promote "Paper Tiger," director James Gray's 1980s-set crime drama starring Driver and Miles Teller as brothers drawn into a dangerous scheme involving the Russian mafia. The Palme d'Or contender also features Scarlett Johansson, who missed the premiere and press conference due to scheduling conflicts. The film represents another significant step in Driver's career, following his acclaimed performances in recent years. Industry Implications The situation highlights the ongoing conversation about on-set behavior and power dynamics in the entertainment industry. As more voices come forward about their experiences, even established actors like Driver face scrutiny for past behavior. The cryptic nature of Driver's response suggests this story may continue to develop, potentially with more details emerging if he follows through on his mention of a book.