160621-M-KR317-259 U.S. 5TH FLEET AREA OF OPERATIONS (June 21, 2016) U.S. Marines with the 13th Marine Expeditionary Unit conduct physical training in between simulated missions during sustainment training. The 13th MEU is embarked on the Boxer Amphibious Ready Group and is deployed to maintain regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Sgt. Briauna Birl/RELEASED)

- Image ID: P47KBR

160621-M-KR317-259 U.S. 5TH FLEET AREA OF OPERATIONS (June 21, 2016) U.S. Marines with the 13th Marine Expeditionary Unit conduct physical training in between simulated missions during sustainment training. The 13th MEU is embarked on the Boxer Amphibious Ready Group and is deployed to maintain regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Sgt. Briauna Birl/RELEASED)

AB Forces News Collection / Alamy Stock Photo

Image ID: P47KBR

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