NEW YORK (Reuters) - U.S. stocks closed slightly lower on Tuesday, with investors reluctant to make big bets before the results of a Federal Reserve policy-setting meeting, which could help answer when the central bank will begin trimming its stimulus.
The Dow Jones industrial average fell 9.99 points or 0.06 percent, to 15,874.58, the S&P 500 lost 5.52 points or 0.31 percent, to 1,781.02 and the Nasdaq Composite dropped 5.854 points or 0.15 percent, to 4,023.663.
(Reporting By Angela Moon; Editing by Kenneth Barry)