U.S. stocks close mixed

NEW YORK, Feb. 10 (Xinhua) -- U.S. stocks ended mixed on Tuesday.

The Dow Jones Industrial Average rose 52.27 points, or 0.10 percent, to 50,188.14. The S&P 500 sank 23.01 points, or 0.33 percent, to 6,941.81. The Nasdaq Composite Index shed 136.196 points, or 0.59 percent, to 23,102.474.