U.S. Army Spc. Ian Bucklin fires his M4 carbine during partnered marksmanship live-fire training on Tactical Base Gamberi in eastern Afghanistan, May 29, 2015. Bucklin is an infantryman assigned to the 101st Airborne Division. U.S. Army Spc. Ian Bucklin fires his M4 carbine during partnered marksmanship live-fire training on Tactical Base Gamberi in eastern Afghanistan, May 29, 2015. Bucklin is an infantryman assigned to the 101st Airborne Division. SHARE IMAGE: Download Image: Full Size (2.14 MB) Tags: Photo Essays Photo By: VIRIN: 265740-L-BZU60-798.jpg Photo Gallery