Why is Southwest ending free checked bags? How did Trump’s tariffs affect Tesla sales? What’s behind Nissan’s $7 billion UK-backed funding? Why is SpaceX’s Starship launch repeatedly failing? How will Salesforce’s $8B Informatica deal impact AI? Why is US consumer confidence rebounding now? What caused PDD’s profits to plunge amid tariffs? How are EU tariff delays influencing US markets? What are the effects of Trump cutting Harvard contracts?