(Updates to 4 p.m.)
NEW YORK, Aug 10 (Reuters) - U.S. blue-chip stocks fell on Friday, capping a week of wild swings, as losses related to subprime debt loomed amid attempts by the Federal Reserve to dispel anxiety about the financial system’s stability.
The Nasdaq also ended the session lower, while the S&P 500 was little changed.
The Dow Jones industrial average .DJI was down 31.14 points, or 0.23 percent, to end unofficially at 13,239.54, after earlier falling more than 200 points to a session low at 13,057.86. The Standard & Poor's 500 Index .SPX was up 0.55 of a point, or 0.04 percent, to finish unofficially at 1,453.64, off its session low at 1,429.74. The Nasdaq Composite Index .IXIC was down 11.60 points, or 0.45 percent, to close unofficially at 2,544.89. Earlier, the Nasdaq fell as low as 2,503.16.