U.S. stocks drop as Nvidia slides and the fog of Trump’s trade war thickens
NEW YORK — U.S. stocks fell Wednesday after Nvidia warned new restrictions on exports to China will chisel billions of dollars off its results, while companies around the world said President Trump’s trade war is clouding forecasts for how they and the economy will do this year. The Standard & Poor’s 500 index sank 2.2% after falling…