Nasdaq posts worst weekly loss since March as tech stocks extend declines

Stocks ended mixed on Friday as the three major indices struggled to find their footing after a week of volatility. The Nasdaq posted its worst weekly loss since March. The S&P 500 and Dow eked out gains during the session, but each still logged losses on the week.
Emily McCormick for Yahoo Finance:The Nasdaq sank 0.6% Friday, as the index was pressured by an ongoing rout in some of their most heavily weighed big tech shares. Apple and Amazon shares each dropped more than 1%.
The losses brou