Stock futures are little changed after S&P 500 and Dow notch worst day since October: Live updates CNBCOpinion | Europe Has a Bazooka. Time to Use It. The New York TimesTrump's tariff threats spark new fears of 'Sell America' trade Politico'This is sell America' — U.S. dollar, Treasury prices tumble and gold spikes as globe flees U.S. assets CNBC