U.S. Air Force Reserve Airmen assigned to the 96th Aerial Port Squadron fire at the targets with the M4 rifle at the shooting range on Little Rock Air Force Base, Ark., Dec. 2, 2017. The Airmen proved proficiency with the rifle by firing in various positions, which included standing, prone and kneeling. (U.S. Air Force photo by Capt. Casey Staheli/Released)