Trump calls Chinese startup DeepSeek's cheaper AI methods "a positive," as U.S. tech stocks plunge amid market sell-off.
Silicon Valley and Washington leaders said the app shows China can challenge the U.S. The Nasdaq lost 3 percent and chipmaker ...
The S&P 500 dropped 1.7 per cent, and the Nasdaq 100 slipped 3.1 per cent. With big tech stocks crashing, US stocks were set ...