Stock market today: Dow, S&P 500, Nasdaq drop to end volatile week as oil surges above $90 Yahoo FinanceA Week of Turmoil Leaves Stocks in Negative Territory for 2026 The New York TimesStock Market News Today: Jobs Report Shows U.S. Lost 92,000 Jobs; Oil Prices Hit $90 WSJStocks resume slide as oil prices sizzle and U.S. hiring fizzles CBS News