Billions On The Line For Firms As Trump Weighs Iran Pullout. U.S. probes Cohen over cash he built up during campaign. North Korea says denuclearization pledge not result of U.S.-led sanctions. Warren Buffett: I was wrong on Google and Amazon, Jeff Bezos achieved a business ‘miracle.’ U.S. Senator John McCain, who is battling brain cancer, does not want Donald Trump at his funeral.