A trader works at the New York Stock Exchange in New York, the United States, on April 13, 2018. U.S. stocks closed lower on Friday as investors digested the latest earnings reports and economic data. The Dow Jones Industrial Average lost 122.91 points, or 0.50 percent, to 24,360.14. The S&P 500 erased 7.69 points, or 0.29 percent, to 2,656.30. The Nasdaq Composite Index was down 33.60 points, or 0.47 percent, to 7,106.65. (Xinhua/Qin Lang)