NEW YORK -- U.S. stocks tumbled almost 10% on Thursday in the biggest single-day drop since Black Monday in 1987 on fears of a global slowdown due to the new coronavirus.
Circuit breakers triggered again as coronavirus fear grows

A trader on the floor of the New York Stock Exchange. © Reuters
NEW YORK -- U.S. stocks tumbled almost 10% on Thursday in the biggest single-day drop since Black Monday in 1987 on fears of a global slowdown due to the new coronavirus.