Technology companies led a broad slide for stocks on Wall Street in afternoon trading Thursday, chipping away at the weekly gains for major indexes.
The S&P 500 fell 1.5 percent as of 1:48 p.m. Eastern, on pace for its first loss in three days. The Dow Jones Industrial Average fell 421 points, or 1.2 percent, to 34,512, and the tech-heavy Nasdaq composite fell 2.1 percent.





