Bolsa, mercados y cotizaciones
Wall Street tumbles at open on global demand concerns
The Dow Jones industrial average fell 169 points, or 1.05 percent, to 15,972.74, the S&P 500 lost 21.37 points, or 1.15 percent, to 1,841.12 and the Nasdaq Composite dropped 67.86 points, or 1.61 percent, to 4,147.46.
(Reporting by Yasmeen Abutaleb; Editing by Bernadette Baum)