NEW YORK, May 21 (Xinhua) -- U.S. stocks ended higher on Tuesday.
The Dow Jones Industrial Average rose 66.22 points, or 0.17 percent, to 39,872.99. The S&P 500 added 13.28 points, or 0.25 percent, to 5,321.41. The Nasdaq Composite Index increased by 37.75 points, or 0.22 percent, to 16,832.62.
