U.S. Army Pfc. Nicholas Organ, left, performs the gunner's quadrant micrometer test during the Guns of Glory top gun competition on Camp Wilderness in Khost province, Afghanistan, Sept. 6, 2013. Organ is assigned to the 101st Airborne Division's Bravo Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team. U.S. Army Pfc. Nicholas Organ, left, performs the gunner's quadrant micrometer test during the Guns of Glory top gun competition on Camp Wilderness in Khost province, Afghanistan, Sept. 6, 2013. Organ is assigned to the 101st Airborne Division's Bravo Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team. SHARE: Download: Full Size (2 MB) Tags: Photo Essays Credit: VIRIN: 070209-M-PEJ52-716.jpg Photo Gallery