Alexis Keenan Senior Legal Reporter Alexis Keenan is a New York-based reporter for Yahoo Finance. She previously produced live news for CNN and MSNBC and is a former litigation attorney. Most Recent From Berkshire to Levi, stockholders are saying 'no' to more DEI rollbacks Many big American companies are backing away from DEI policies this year, but stockholders are not necessarily in favor of more measures that question diversity initiatives. Trump antitrust cop has a message for companies: ‘We’re going to be very serious’ about illegal competition One of President Trump’s top antitrust cops made it clear this week that the new administration is going to aggressively pursue illegal competition, especially in industries that interact with the average American. The 1977 law Trump is using to justify tariffs — and the court battle to stop him A New York liquor importer and other small businesses made their case in court Tuesday as to why President Trump should not be able to carry out his 'Liberation Day' tariffs, an early test of whether the legal battles over the White House trade war have any chance of halting the administration's plans. A lot changed this week at OpenAI. Elon Musk calls it a 'facade.' It's been a busy week for AI upstart OpenAI. Not only did the company abandon plans to convert itself into a for-profit enterprise, but it also appointed Instacart CEO Fidji Simo as its new head of applications. Trump's FTC antitrust cops just got a loud warning about blocking tech tie-ups President Trump's antitrust cops just received a loud warning about attempts to block any future technology mergers as the FTC lost an attempt to undo Microsoft's $69 billion acquisition of gaming giant Activision Blizzard. OpenAI's for-profit U-turn apparently isn't enough for Elon Musk Elon Musk's lawyer told media outlets that OpenAI's announcement that a nonprofit would remain in control of the ChatGPT creator was a 'transparent dodge' and that it 'changes nothing.' Nonprofit keeps control over OpenAI as ChatGPT creator sheds for-profit conversion plans ChatGPT creator OpenAI announced on Monday that it would remain under the control of a nonprofit, a move that followed public questions, criticisms, and litigation about plans for the AI upstart to become a for-profit business. Google is fighting a new DOJ bid to break up another part of its empire Google now has to defend itself against a breakup of its online ad business while fighting a separate attempt by the federal government to force an unraveling of its online search empire. Judge says CEO Tim Cook 'chose poorly' as Apple ignored App Store order A US judge ordered Apple to immediately decrease its App Store fees and asked for criminal prosecutors to review the company's alleged 'cover-up,' jeopardizing billions in revenue for the tech giant. Google CEO warns judge a breakup of search empire 'will have many unintended consequences' Alphabet CEO Sundar Pichai took the witness stand Wednesday at the company's breakup trial in an attempt to preserve the competitive advantages of a crown jewel: Google Search. Google's breakup trial is turning into a fight for the future of AI Competition for any advantage in the booming artificial intelligence industry is so fierce that the fighting is spilling over into US courtrooms, as happened this past week during Google's breakup trial. OpenAI and Yahoo both want Chrome if Google has to sell ChatGPT creator OpenAI and Yahoo would like to buy Google's Chrome web browser if a federal judge orders a sale of the internet’s most popular gateway. Meta: EU is trying to 'handicap successful American businesses' with new fines Meta fired back at the European Union's decision to levy a $228 million fine against the social media giant, calling it an inequitable application of the bloc's new competition laws. Google: DOJ throwing 'caution to wind' as breakup trial begins The legal problems keep coming for Alphabet, which is back in the courtroom today trying to prevent a breakup of its Google search empire less than a week after yet another antitrust setback. Can Trump fire Powell? The Supreme Court could make it easier. President Trump is threatening to remove Federal Reserve Chair Jerome Powell. Whether such a move is legal could soon be decided by the Supreme Court. Google found to hold illegal monopoly over online ad business A judge on Thursday found that Google maintains an illegal monopoly in portions of its online ad business. The price Mark Zuckerberg wasn't willing to pay to halt Meta's antitrust trial Meta CEO Mark Zuckerberg hoped to avoid a high-stakes antitrust trial playing out this week in Washington, D.C., but he wasn't willing to pay what US antitrust cops wanted. Mark Zuckerberg considered Instagram spin-off amid 'calls to break up' Big Tech Meta CEO Mark Zuckerberg gave thought to spinning off Instagram as US antitrust scrutiny intensified last decade, according to a memo surfaced Tuesday as Zuckerberg again took the stand to defend his company against claims that Meta illegally dominated social media. Zuckerberg faces off with FTC as Meta antitrust trial resumes Meta CEO Mark Zuckerberg on Monday took the stand during the first day of a trial he hoped to avoid as the tech giant faces off against President Trump's antitrust cops in a case that threatens the $1.3 trillion empire Zuckerberg built. Mark Zuckerberg's empire at stake as Meta prepares to battle Trump's antitrust cops in court Meta is preparing for the start of a courtroom battle Monday with the US government in an antitrust case that could force Mark Zuckerberg to break up his $1.3 trillion empire and sell one of its crown jewels: Instagram.