Telecomunicaciones y tecnología
S&P 500 and Nasdaq open down
The Dow Jones industrial average was up 9.77 points, or 0.08 percent, at 11,847.70. The Standard & Poor's 500 Index was down 1.35 points, or 0.10 percent, at 1,293.67. The Nasdaq Composite Index was down 3.78 points, or 0.14 percent, at 2,762.07.
(Reporting by Caroline Valetkevitch)