Telecomunicaciones y tecnología
Wall St lower on ECB discord, Obama speech
The Dow Jones industrial average dropped 291.83 points, or 2.58 percent, to 11,003.98. The Standard & Poor's 500 Index dropped 29.20 points, or 2.46 percent, to 1,156.70. The Nasdaq Composite Index dropped 54.51 points, or 2.16 percent, to 2,474.63.