Why did Moody’s downgrade US credit rating? How will New Jersey Transit strike impact commuters? What caused UnitedHealth stock to plunge in 2025? Why did Tesla add Chipotle executive to board? How did Trump’s Middle East trip affect investments? What risks does Coinbase face after cyberattack? Why is Amazon raising prices amid tariffs? How will Charter-Cox merger reshape US cable market? Why is Novo Nordisk CEO stepping down?