U.S. stock futures surge after Clinton cleared by FBI

U.S. equity index futures rallied at the open on Sunday as bullish sentiment returned to Wall Street following the largest streak of losses on the S&P 500 since 1980. The 1.3 percent move in S&P 500 e-mini futures cut in nearly half the losses in futures over the past nine sessions, and came a few hours after the FBI said that newly discovered emails had not changed the agency's conclusion that no charges were warranted in the case of Democratic presidential candidate Hillary Clinton's u