160421-N-RM689-791 IMPERIAL BEACH, Calif. (April 21, 2016)-Explosive Ordnance Disposal Technicians, assigned to Explosive Ordnance Disposal Mobile Unit 11 (EODMU 11), fast-rope out of an MH-60S Seahawk, attached to Helicopter Sea Combat Squadron 23 (HSC 23), during a helicopter rope suspension training (HRST). During HRST, EODMU 11 members practice casting, repelling and fast-roping techniques during the daytime and then at night to maintain the certifications necessary for the EOD rate. (U.S. Navy photo by Mass Communication Specialist Seaman Kelsey L. Adams/Released)