Soldiers participate in a combined arms hive-fire exercise at Schofield Barracks, Hawaii, Dec. 6, 2017. The soldiers are assigned to the 25th Infantry Division’s 1st Battalion, 27th Infantry Regiment, 2nd Brigade Combat Team. The exercise utilizes all the elements of an infantry unit, such as artillery, air support and mortar teams, to establish superior firepower on the battlefield. Army photo by Staff Sgt. David N. Beckstrom