CNBC's Jim Cramer on Wednesday said graphics chips from artificial intelligence powerhouse Nvidia could give the U.S. leverage in the ongoing trade war with China. "If Trump's wants to win this game, he may have to show his trump card, Nvidia. As I see it, the others just don't make for a good hand," he said. "You have to play with the cards you've been dealt, and for decades, our government did everything it could to encourage outsourcing to China. They left us with a pretty lousy darn hand, both Republica ...