Bolsa, mercados y cotizaciones
Wall St extends losses on data; commods slide
* Big-cap technology companies fall on profit-taking.
* The Dow Jones industrial average dropped 215.32 points, or 2.45 percent, to 8,583.94. The Standard & Poor's 500 Index fell 26.29 points, or 2.78 percent, to 919.92. The Nasdaq Composite Index lost 53.88 points, or 2.90 percent, to 1,804.92.
(Editing by Padraic Cassidy)