U.S. stocks close lower

NEW YORK, May 22 (Xinhua) -- U.S. stocks ended lower on Wednesday.

The Dow Jones Industrial Average fell by 201.95 points, or 0.51 percent, to 39,671.04. The S&P 500 sank 14.40 points, or 0.27 percent, to 5,307.01. The Nasdaq Composite Index shed 31.08 points, or 0.18 percent, to 16,801.54.