Arlington, Va., native 2nd Lt. James Warlick, second platoon commander, Golf Company, 2nd Battalion, 3rd Marine Regiment leads his Marines through a series of trenches during a live-fire platoon attack at the Infantry Platoon Battle Course, Range 10 at Pohakuloa Training Area, Hawaii, July 20, 2013. “This attack is a confirmation of individual and squad level skills,” Warlick said. The attack was part of Exercise Lava Viper, a battalion-level combined-arms exercise designed to enhance the abilities of ground combat and support element Marines participating. (U.S. Marine Corps photo by Cpl. Matthew Callahan) - Arlington, Va., native 2nd Lt. James Warlick, second platoon commander, Golf Company, 2nd Battalion, 3rd Marine Regiment leads his Marines through a series of trenches during a live-fire platoon attack at the Infantry Platoon Battle Course, Range 10 at Pohakuloa Training Area, Hawaii, July 20, 2013. “This attack is a confirmation of individual and squad level skills,” Warlick said. The attack was part of Exercise Lava Viper, a battalion-level combined-arms exercise designed to enhance the abilities of ground combat and support element Marines participating. (U.S. Marine Corps photo by Cpl. Matthew Callahan)