(Reuters) - U.S. stocks fell at open in a shortened session on Monday, with investors digesting a raft of news from Washington over the weekend amid the benchmark S&P 500's worst December since the Great Depression.
The Dow Jones Industrial Average fell 128.09 points, or 0.57 percent, at the open to 22,317.28. The S&P 500 opened lower by 16.06 points, or 0.66 percent, at 2,400.56. The Nasdaq Composite dropped 54.51 points, or 0.86 percent, to 6,278.49 at open.
(Reporting by Medha Singh in Bengaluru)