Wall St tumbles as traders’ AI bets take a hit  AFRS&P 500 retreats from record, Nasdaq falls more than 1% as rotation out of tech continues, led by Broadcom: Live updates  CNBCStock Market Today: Dow Slips 200 Points as Gold Prices, U.S. Treasuries Move Higher— Live Updates  The Wall Street JournalDow Jones Today: Stocks Retreat as Tech Shares Remain Under Pressure; Dow Hits New All-Time High Before Slipping  InvestopediaStock Market Today: Dow, S&P 500 and Nasdaq retreat as AI-related selling puts stock market under pressure; U.S. equities on pace to mostly fall on the week  MarketWatch