Bolsa, mercados y cotizaciones
Wall St. opens up, boosted by merger activity
The Dow Jones industrial average was up 93.83 points, or 0.57 percent, at 16,455.29. The Standard & Poor's 500 Index was up 8.12 points, or 0.44 percent, at 1,871.52. The Nasdaq Composite Index was up 20.78 points, or 0.51 percent, at 4,096.34.
(Reporting by Ryan Vlastelica; Editing by Bernadette Baum)