U.S. Army Pfc. Joshua Fennell, foreground, assembles a 105mm mortar round during the Guns of Glory top gun competition at Combat Outpost Clark in Khost province, Afghanistan, Sept. 4, 2013. Fennell is assigned to the 101st Airborne Division's Alpha Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team. U.S. Army Pfc. Joshua Fennell, foreground, assembles a 105mm mortar round during the Guns of Glory top gun competition at Combat Outpost Clark in Khost province, Afghanistan, Sept. 4, 2013. Fennell is assigned to the 101st Airborne Division's Alpha Battery, 4th Battalion, 320th Field Artillery Regiment, 4th Brigade Combat Team. SHARE: Download: Full Size (1.98 MB) Tags: Photo Essays Credit: VIRIN: 177691-S-RMS67-531.jpg Photo Gallery