Stock prices fell broadly, serving a reminder of the economic troubles confronting President Barack Obama. The key averages lost 4 percent or more.
The Dow declined 332 points to 7,949.
The S&P dropped nearly 45 points to 805.
And the Nasdaq composite lost 88 points to 1,440.
Declining issues led advancers by a 9 to 1 on the New York Stock Exchange. Volume on the NYSE came to 6 billion shares. Nasdaq stock market volume was 2 billion shares.