Bolsa, mercados y cotizaciones
Wall Street falls at open on China worries
The Dow Jones industrial average fell 66.69 points, or 0.41 percent, to 16,284.56, the S&P 500 lost 9.24 points, or 0.49 percent, to 1,858.39 and the Nasdaq Composite dropped 22.495 points, or 0.52 percent, to 4,284.693.
(Reporting by Chuck Mikolajczak; Editing by Bernadette Baum)