AAR Corp Shares Climb After BetterThanExpected Quarterly Results Kevin Warsh Sworn In as Federal Reserve Chair Amidst Presidential Pressure for Rate Cuts Market Expectations Suggest Prolonged Hold European Telecoms CEO Warns of US Dominance in Satellite and AI Infrastructure Risks Diving Equipment Safety Under Scrutiny After Italian Cave Tragedy Dividend Investing Strategies for LongTerm Portfolio Stability Uber and DoorDash Explore Investor Backing for Potential Delivery Hero Acquisition FT Reports Berkshire Hathaway Shakes Up Portfolio with 26 Billion Delta Stake and Massive Alphabet Boost