A trooper assigned to C Troop, 1st Squadron, 11th Armored Cavalry Regiment, surveys the terrain for the enemies' positions during Battle Period Three of a Decisive Action Rotation on Fort Irwin, Calif., on Jan. 28, 2014. The DA rotation enables the training unit to battle a near-peer military threat in a controlled environment. (U.S. Army photo by Sgt. David N. Beckstrom, 11th Armored Cavalry Regiment, Public Affairs)