The Nasdaq plunges 350 points amid chip restrictions, Nvidia earnings
Photo: David Paul Morris/Bloomberg (Getty Images) In This Story The S&P 500 and Nasdaq Composite indexes fell sharply Tuesday after February consumer confidence missed expectations, coming in at 98.3 compared with the consensus of 103.0, and down from 105.3 in January. It was the worst decline since August. U.S. government debt rallied and the dollar…