NEW YORK—Wall Street weakened Wednesday to worsen what’s already been a messy August.
The S&P 500 fell 33.53, or 0.8 percent, to 4,404.33, following up on its prior day’s tumble of 1.2 percent. The Dow Jones Industrial Average lost 180.65 points, or 0.5 percent, to 34,765.74, and the Nasdaq composite dropped 156.42, or 1.1 percent, to 13,474.63.
