Bolsa, mercados y cotizaciones
Dow, S&P 500 down at open
The Dow Jones industrial average was down 8.86 points, or 0.07 percent, at 12,096.92. The Standard & Poor's 500 Index was down 1.30 points, or 0.10 percent, at 1,306.10. The Nasdaq Composite Index was up 1.72 points, or 0.06 percent, at 2,724.71.
(Reporting by Caroline Valetkevitch)