Technology stocks popped on Friday, while the Dow Jones Industrial Average fell and bond yields dipped alongside a new surge in Covid-19 cases. 

In afternoon trading, the Dow slid 259 points, or 0.7%, after the index slipped 60 points Thursday to close at 35,870. The S&P 500 was nearly unchanged after the index closed at an all-time high Thursday. The technology-heavy Nasdaq Composite rose 0.5%.

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