Wall Street drops to its worst day since June after tech sell-off deepens

A sell-off for tech stocks got even worse on Friday on worries that Wall Street’s frenzy around artificial intelligence technology sent prices too high. The S&P 500 tumbled 1.8 per cent for its worst day since June, and it closed out a third straight losing week. The weakness for technology stocks dragged the Nasdaq composite down a market-leading 2.9 per...