Telecomunicaciones y tecnología
Wall St. tumbles on bank plan skepticism
* The Dow industrials posted its biggest one-day percentage loss since December 1, with all 30 components ending in negative territory.
* The S&P index of financial stocks fell 11 percent, while the KBW index of banking stocks dropped about 14 percent.
* The Dow Jones industrial average fell 386.85 points, or 4.68 percent, at 7,884.02. The Standard & Poor's 500 Index dropped 42.97 points, or 4.94 percent, at 826.92. The Nasdaq Composite Index shed 66.83 points, or 4.20 percent, at 1,524.73.
(Reporting by Deepa Seetharaman; Editing by Leslie Adler)