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Wall St opens flat as data offsets Caterpillar



    NEW YORK (Reuters) - Stocks opened flat on Thursday as disappointing data on the labor market offset strong results from Dow component Caterpillar.

    The Dow Jones industrial average was down 3.63 points, or 0.03 percent, at 11,981.81. The Standard & Poor's 500 Index fell 0.24 points, or 0.02 percent, at 1,296.39. The Nasdaq Composite Index was up 6.26 points, or 0.23 percent, at 2,745.76.