TAIL TEST As seen through a night-vision device, U.S. Marine Corps Sgt. Zachary Ritter test fires the tail gun in a CH-53D Sea Stallion helicopter during a night flight over Helmand province, Afghanistan, Aug. 3, 2009. Ritter is assigned to Marine Heavy Helicopter Squadron 362. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 714280-L-SPN63-643.jpg Photo Gallery