Cpl. Timothy Headrick, 21, Green Bay, Wis., embark noncommissioned officer, Combat Logistics Regiment 17, 1st Marine Logistics Group, points out where to place his equipment here March 3. The devices kept with the embark Marines are going to be used for Mojave Viper training at Marine Corps Air Ground Combat Center Twentynine Palms, Calif. - Cpl. Timothy Headrick, 21, Green Bay, Wis., embark noncommissioned officer, Combat Logistics Regiment 17, 1st Marine Logistics Group, points out where to place his equipment here March 3. The devices kept with the embark Marines are going to be used for Mojave Viper training at Marine Corps Air Ground Combat Center Twentynine Palms, Calif.