Bolsa, mercados y cotizaciones
Wall St opens higher on earnings optimism
The Dow Jones industrial average was up 5.97 points, or 0.06 percent, at 10,001.88. The Standard & Poor's 500 Index rose 1.17 points, or 0.11 percent, at 1,088.85. The Nasdaq Composite Index added 1.90 points, or 0.09 percent, at 2,158.70.
(Reporting by Angela Moon; editing by Jeffrey Benkoe)