U.S. Army Maj. Gen. Todd McCaffrey, chief of staff , U.S. Army Pacific (far right) and U.S. Marine Corps Col. Daniel Masur, officer in charge of the Forward Coordination Element, Marine Rotational Force – Darwin (far left) pose with soldiers from the 25th Infantry Division, USARPAC and Marines with 1st Battalion, 4th Marine Regiment, MRF-D after the Exercise Kowari 2015 closing ceremony Sept. 12, 2015 at Larrakeyah Barracks, Darwin, Northern Territory, Australia. In its second iteration, Kowari 15 was a trilateral environmental survival training opportunity hosted by Australia and included forces from the U.S., Australia and China simultaneously. - U.S. Army Maj. Gen. Todd McCaffrey, chief of staff , U.S. Army Pacific (far right) and U.S. Marine Corps Col. Daniel Masur, officer in charge of the Forward Coordination Element, Marine Rotational Force – Darwin (far left) pose with soldiers from the 25th Infantry Division, USARPAC and Marines with 1st Battalion, 4th Marine Regiment, MRF-D after the Exercise Kowari 2015 closing ceremony Sept. 12, 2015 at Larrakeyah Barracks, Darwin, Northern Territory, Australia. In its second iteration, Kowari 15 was a trilateral environmental survival training opportunity hosted by Australia and included forces from the U.S., Australia and China simultaneously.