Wall Street little changed ahead of Fed announcement
The Dow Jones industrial average was down 6.21 points, or 0.05 percent, at 12,831.12. The Standard & Poor's 500 Index was down 1.04 points, or 0.08 percent, at 1,356.94. The Nasdaq Composite Index was down 1.70 points, or 0.06 percent, at 2,928.06.
(Reporting By Angela Moon, editing by Dave Zimmerman)