U.S. Army paratroopers assigned to 4th Brigade Combat Team (Airborne), 25th Infantry Division fire 105mm howitzers during a night-fire training event at Joint Base Elmendorf-Richardson, Alaska, Dec. 10, 2014. The U.S. Army Alaska Soldiers used the dark and arctic conditions to maintain their proficiency in operating in austere environments. (U.S. Army photo by Staff Sgt. Daniel Love)