
March 7 (Reuters) - Wall Street's main indexes opened lower on Friday after data showed less-than-expected improvement in job growth in February, while investors awaited comments from Federal Reserve Chair Jerome Powell.
The Dow Jones Industrial Average .DJI fell 76.0 points, or 0.18%, at the open to 42,503.07. The S&P 500 .SPX fell 12.5 points, or 0.22%, at the open to 5,726.01, while the Nasdaq Composite .IXIC dropped 39.4 points, or 0.22%, to 18,029.848 at the opening bell.