The Dow fell 225.06, or 2%, to 10,926.77 last night, its lowest close since April 7.
The Dow had been down as much as 283 points at its low of the day.
The slide was the Dow’s fifth move of more than 100 points in the past six days. The Dow jumped 143 points yesterday after falling 159 on Friday.
The S&P 500 index fell 28.66, or 2.4%, to 1,173.60. The Nasdaq composite index fell 74.49, or 3%, to 2,424.25.