U.S. stocks close lower

NEW YORK, Jan. 7 (Xinhua) -- U.S. stocks ended lower on Tuesday.

The Dow Jones Industrial Average fell 178.20 points, or 0.42 percent, to 42,528.36. The S&P 500 sank 66.35 points, or 1.11 percent, to 5,909.03. The Nasdaq Composite Index shed 375.30 points, or 1.89 percent, to 19,489.68.