Army Sgt. Jordan Wenstrom, left, performs a function check on an M4 carbine rifle after completing a 12-mile tactical foot march during Expert Infantryman Badge testing on Fort Bragg, N.C., Oct. 16, 2015. Wenstrom is an infantryman assigned to the 82nd Airborne Division's 2nd Battalion, 508th Parachute Infantry Regiment, 2nd Brigade Combat Team. U.S. Army photo by Staff Sgt. Jason Hull