U.S. Marine Sgt. Eric R. Wagner, left, provides aerial security while U.S. Marines load up into a CH-53E Super Stallion helicopter after an operation in Tangi Sufla in Helmand province, Afghanistan, July 18, 2013. Wagner, a crew chief, is assigned to Marine Heavy Helicopter Squadron 461. U.S. Marine Sgt. Eric R. Wagner, left, provides aerial security while U.S. Marines load up into a CH-53E Super Stallion helicopter after an operation in Tangi Sufla in Helmand province, Afghanistan, July 18, 2013. Wagner, a crew chief, is assigned to Marine Heavy Helicopter Squadron 461. SHARE: Download: Full Size (2.2 MB) Tags: photo essays Credit: VIRIN: 660834-S-XKH29-579.jpg Photo Gallery