U.S. Marines from 1st Battalion, 5th Marine Regiment (1/5), 1st Marine Division from Camp Pendleton, Calif. board a CH-53E Super Stallion transport helicopters with Marine Heavy Helicopter Squadron 466 (HMH-466), Marine Aircraft Group 16 (MAG-16), 3rd Marine Aircraft Wing (3rd MAW) from Marine Corps Air Station (MCAS) Miramar, San Diego, Calif. at Marine Corps Mountain Warfare Training Center (MCMWTC) Bridgeport, California during Mountain Exercise (MTNEX) 6-13, Oct 19, 2013. 1/5 conducted battalion training and combined arms operations at MCMWTC Bridgeport, in order to continue pre-deployment training program (PTP) requirements in support of MTNEX 6-13. (Official U.S. Marine Corps photograph by Master Sgt. Daniel F. Kauppila, 3rd Marine Aircraft Wing, Combat Camera/Released)