US stocks continue downward trend after disappointing factory activity

U.S. stocks added to losses on Thursday after data showed factory activity in the United States slowed more than expected in December. The Dow Jones Industrial Average fell 169.85 points, or 0.73 per cent, at the open to 23,176.39. The S&P 500 opened lower by 18.11 points, or 0.72 per cent, at 2,491.92. The Nasdaq Composite dropped 81.16 points, or 1.22 per cent, to 6,584.77 at the opening bell.