$1 Trillion Rout Hits Nasdaq 100 Over AI Jitters in Worst Day Since 2022 Yahoo FinanceStock market news today: Stocks smoked, Nasdaq falls over 3.5% in worst day since 2022 after Tesla, Alphabet trigger Big Tech sell-off Yahoo FinanceInvestors wary of high AI tech spending sparked a market rout Business InsiderStock market has worst day since 2022 as Tesla, Google parent Alphabet sink NBC NewsStock Market Today: What to Watch The Wall Street Journal