#usstocksclosehighernvidiagains2% Wall Street closed higher Tuesday as falling oil prices eased bond-market pressure and tech rebounded. The Dow rose 0.3%, the S&P 500 gained 0.3%, and the Nasdaq climbed 0.7%. Nvidia rose 2% ahead of earnings, while Brent crude fell 3.6%.$NVDA $AMP $ACE