A global rally for stocks stumbles on uncertainties about Trump’s tariffs, but Nvidia shines

NEW YORK (AP) — A big rally for stocks that began in Asia ran out of momentum amid uncertainty about what will happen next after a U.S. court blocked many of President Donald Trump's tariffs. The S&P 500 rose 0.4% Thursday after giving up most of an earlier gain. The Dow Jones Industrial Average rose 0.3%, and the Nasdaq composite added 0.4%. It's a downshift after stocks initially leaped in Tokyo and Seoul, where markets had the first chance to react to Wednesday's ruling by the U.S. Court of International Trade. The White House said it would appeal. Nvidia rallied…