U.S. Marines with 1st Battalion, 1st Marine Regiment

U.S. Marines with 1st Battalion, 1st Marine Regiment and Australian soldiers with 5th Battalion, Royal Australian Regiment, conduct various exercises during a combat conditioning course for the Frontline Leaders Course at Robertson Barracks, Australia, Sept. 6, 2016. The Frontline Leaders Course is designed to give U.S. Marines and Australian soldiers an opportunity to learn and improve their leadership skills and tactics during the Marine Rotational Force – Darwin. (U. S. Marine Corps Motion Imagery by MCIPAC Combat Camera Cpl. Jordan Walker)