Wall St falls on Fed anxiety

NEW YORK (Reuters) - U.S. stocks dropped for a second consecutive day on Tuesday, after comments from a pair of U.S. Federal Reserve officials left investors uncertain about the timing of a possible reduction in its bond-buying program.

The Dow Jones industrial average fell 93.31 points or 0.60 percent, to end unofficially at 15,518.82. The S&P 500 declined 9.77 points or 0.57 percent, to finish unofficially at 1,697.37. The Nasdaq Composite Index dropped 27.18 points or 0.74 percent, to close unofficially at 3,665.77.

(Reporting by Chuck Mikolajczak; Editing by Jan Paschal)