Telecomunicaciones y tecnología
Wall St off on profit-taking, but up for week
Energy shares dipped and oil fell 3.6 percent
According to preliminary figures, the Dow Jones industrial average dropped 148.38 points, or 1.87 percent, to 7,776.18. The Standard & Poor's 500 Index fell 16.92 points, or 2.03 percent, to 815.94. The Nasdaq Composite Index slid 41.80 points, or 2.63 percent, to 1,545.20.
For the week, the Dow rose 6.8 percent, the S&P 500 gained 6.2 percent and the Nasdaq added 6 percent. All registered a third straight week of gains.
(Reporting by Rodrigo Campos; editing by Gary Crosse)