U.S. stock futures dropped Friday as spreading recession fears power a global sell-off in all investments that carry risk.
Markets in Asia closed sharply lower. The broad STOXX 50 index of European shares was down 1 percent. U.S. markets have fallen for four straight sessions, driving the Standard & Poor's 500 index down more than 7 percent this week.
Treasury yields remain near record lows as traders amass lower-risk bets. Demand for Treasurys drives their prices higher and their yields lower.
At 8:40 a.m. Eastern time, S&P 500 futures fell 14, or 1.3 percent, to 1,109. Dow Jones industrial average futures lost 120, or 1.1 percent, to 10,530. Nasdaq 100 futures slid 26, or 1.2 percent, to 2,149.