The sign is displayed at the New York Stock Exchange in New York, Monday, Nov. 23, 2020. Stocks are opening broadly higher on Wall Street on Tuesday, as traders were encouraged by news that the transition of power in the U.S. to President-elect Joe Biden will finally begin, and that Biden had selected Janet Yellen, a widely respected former Federal Reserve chair, as treasury secretary. (AP Photo/Seth Wenig)NEW YORK (AP) — Stocks closed broadly lower on Wall Street Tuesday, weighed down by sharp declines in Big Tech stocks that also left the Nasdaq with its worst drop since September 2020.