Paratroopers refine war fighting skills at the Joint Readiness Training Center
Spc. David Rufenacht, 1st Squadron (Airborne), 40th Cavalry Regiment, 4th Brigade Combat Team (Airborne), 25th Infantry Division, performs gunner duties during training at the Joint Readiness Training Center at Fort Polk, La. (U.S. Army photos/Staff Sgt. Mark Shrewsbury)