U.S. Soldiers of the 110th Military Police Company, 759th MP Battalion, 89th MP Brigade, attached to the 3rd Armored Brigade Combat Team, 4th Infantry Division, clear a cave complex held by role player insurgents as part of Decisive Action Rotation 15-02 at Fort Irwin, Calif., Nov. 9, 2014. DA Rotations allow units to fully exercise their mission-essential task list that supports the Army’s core competencies: Wide area security and combined arms maneuver. (U.S. Army photo by Spc. Ashley Marble/Released)