Stock Market Falls After Powell Speech; Vertiv Slumps, But DoorDash Sets Up

Sellers came into the stock market Tuesday as weakness in Nvidia (NVDA) and Amazon.com (AMZN) weighed on the Nasdaq composite, which fell nearly 1% in slightly higher volume Selling started to pick up the pace just after 1:30 p.m. ET as Wall Street parsed comments from Federal Reserve Chair Jerome Powell. In a speech to Rhode Island business leaders, Powell…