Bolsa, mercados y cotizaciones
Wall St. opens lower ahead of Fed decision
The Dow Jones industrial average fell 129.89 points or 0.82 percent, to 15,798.67, the S&P 500 lost 13.84 points or 0.77 percent, to 1,778.66 and the Nasdaq Composite dropped 33.968 points or 0.83 percent, to 4,063.995.
(Reporting by Chuck Mikolajczak; Editing by Nick Zieminski)