A 1.1-percent decline in the S&P financial sector and worries over how global economic weakness could affect U.S. corporate earnings drove U.S. stocks down, according to Reuters.
The Dow Jones Industrial Average fell 106.38 points to 17, 322.51, the S&P 500 composite index declined 18.60 points to 1, 992.67 and the NASAQ composite index lost 68.50 points to 4, 570.82.
Top Percentage Gainers
 Company |  Stock Price |  $ Change |  % Change |
 CGI Group |   37.99 |   1.00 |   2.70% |
 Serco Inc. |   2.398 |   0.048 |   2.04% |
 BAE Systems Inc. |   29.00 |   0.40 |   1.40% |
  Engility Holdings |  41.69 |   0.45 |   1.09% |
  SAIC |   51.55 |   0.40 |   0.78% |
Market Summary
Advancing Issues | Â 17 (56.66%) |
Declining Issues | Â 13 (43.33%) |
Unchanged Issues | Â Â 0 |