A trader works at the New York Stock Exchange in New York, the United States, Dec. 20, 2018. U.S. stocks closed lower on Thursday as investors digested the central bank's latest rate hike decision. The Dow Jones Industrial Average was down 464.06 points, or 1.99 percent, to 22,859.60. The S&P 500 fell 39.54 points, or 1.58 percent, to 2,467.42. The Nasdaq Composite Index fell 108.42 points, or 1.63 percent, to 6,528.41. (Xinhua/Wang Ying)