U.S. stocks tumbled midday Wednesday, with the three major indices extending their losses into a fourth straight day, weighed by mixed earnings of American banks, soft data and worries about global economy.
At noon, the Dow Jones Industrial Average dropped 254.09 points, or 1.44 percent, to 17,359.59. The S&P 500 fell 22.63 points, or 1. 12 percent, to 2,000.40. The Nasdaq Composite Index dipped 36.84 points, or 0.79 percent, to 4,624.66.