Why did UnitedHealth shares plunge over 18%? How will Walmart's tariff costs impact prices? What caused Alibaba's revenue and profit miss? Why is Dick’s Sporting Goods acquiring Foot Locker? How did Coinbase's cyberattack affect its business? What is driving Fed Chair Powell’s policy reconsideration? Why are Starbucks workers striking over dress code? How might Trump’s trade policies affect US inflation? What impact will Boeing’s Qatar deal have on aerospace?