Dow tanks 808 points as tech-stock exodus drives worst day since June

Getty Images / Mario TamaUS equities tanked the most since June on Thursday as investors dumped highly valued tech stocks.Every one of the S&P 500's 11 sectors plunged throughout the day. Energy stocks suffered the least damage with a roughly 1% drop, while the information technology sector plummeted about 6%.A lower-than-expected weekly jobless-claims reading wasn't enough to lift stocks. New claims totaled 881,000 in the week that ended Saturday, beating the economist estimate of 950,000.O