SP posts biggest drop since September as ECB disappoints
The Dow Jones industrial average fell 252.01 points, or 1.42 percent, to 17,477.67, the SP 500 lost 29.89 points, or 1.44 percent, to 2,049.62 and the Nasdaq Composite dropped 85.70 points, or 1.67 percent, to 5,037.53.