Global oil prices jumped and U.S. stock futures slid ahead of Monday’s market open after the weekend saw Iran-backed Houthi militants launch ballistic missiles at Israel and 3,500 additional U.S. troops arrive in the Middle East as the conflict rounded one month. Advanced trades on the three major U.S. stock indexes were down as much as 0.5% at 10:20 p.m. ET Sunday. Brent crude oil, the global benchmark, surged 3% to more than $116 a barrel, the highest level since the conflict started, while U.