Bolsa, mercados y cotizaciones
Stocks fall at open after corporate results
The Dow Jones industrial average was down 137.06 points, or 1.35 percent, at 10,017.37. The Standard & Poor's 500 Index fell 12.69 points, or 1.18 percent, at 1,058.56. The Nasdaq Composite Index was off 31.63 points, or 1.44 percent, at 2,166.60.
(Reporting by Caroline Valetkevitch; editing by Jeffrey Benkoe)