A U.S. Navy Sailor and Marine operate a M240B medium machine gun during a crew served weapons shoot Sep. 21. - A U.S. Navy Sailor and Marine operate a M240B medium machine gun during a crew served weapons shoot Sep. 21.

A U.S. Marine observes a 3D printer as it prints an equipment part used aboard USS New Orleans (LPD 18), Aug. 24. - A U.S. Marine observes a 3D printer as it prints an equipment part used aboard USS New Orleans (LPD 18), Aug. 24.

A U.S. Marine looks at a standard operating procedure book during a class aboard USS New Orleans (LPD 18), Aug. 21. - A U.S. Marine looks at a standard operating procedure book during a class aboard USS New Orleans (LPD 18), Aug. 21.

Marines with Combat Logistics Battalion 31, 31st Marine Expeditionary Unit, are invited to join the invocation during the Maneuver Company activation ceremony at Camp Hansen, Okinawa, Japan, Aug. 30, 2019. Composed of engineers, motor transport and landing support, Maneuver Company was activated to optimize training while in garrison and to excel in distributed operations when deployed with the 31st MEU. The 31st MEU, the Marine Corps' only continuously forward-deployed MEU, provides a flexible and lethal force ready to perform a wide range of military operations as the premier crisis response force in the Indo-Pacific region. - Marines with Combat Logistics Battalion 31, 31st Marine Expeditionary Unit, are invited to join the invocation during the Maneuver Company activation ceremony at Camp Hansen, Okinawa, Japan, Aug. 30, 2019. Composed of engineers, motor transport and landing support, Maneuver Company was activated to optimize training while in garrison and to excel in distributed operations when deployed with the 31st MEU. The 31st MEU, the Marine Corps' only continuously forward-deployed MEU, provides a flexible and lethal force ready to perform a wide range of military operations as the premier crisis response force in the Indo-Pacific region.

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U.S. Marine Corps Capt. Sean M. Stephenson poses for a photo in front of his AV-8B Harrier on the flight deck of the USS Bonhomme Richard (LHD 6) March 17, 2015. Stephenson started out his career as an enlisted band member and then persued his dream of becoming a pilot. Stehenson is a Harrier pilot with Marine Attack Squadron 231, 31st Marine Expeditionary Unit. - U.S. Marine Corps Capt. Sean M. Stephenson poses for a photo in front of his AV-8B Harrier on the flight deck of the USS Bonhomme Richard (LHD 6) March 17, 2015. Stephenson started out his career as an enlisted band member and then persued his dream of becoming a pilot. Stehenson is a Harrier pilot with Marine Attack Squadron 231, 31st Marine Expeditionary Unit.

U.S. Marines shoot their M16 rifles during a live-fire exercise Feb. 4 on the flight deck of the USS Bonhomme Richard. Each Marine fired 30 rounds during multiple drills. The Marines are with Combat Logistics Battalion 31, 31st Marine Expeditionary Unit, and are currently underway as part of the regularly scheduled Spring Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Ryan C. Mains/Released) - U.S. Marines shoot their M16 rifles during a live-fire exercise Feb. 4 on the flight deck of the USS Bonhomme Richard. Each Marine fired 30 rounds during multiple drills. The Marines are with Combat Logistics Battalion 31, 31st Marine Expeditionary Unit, and are currently underway as part of the regularly scheduled Spring Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Ryan C. Mains/Released)

U.S. Navy Lt. Yonatan Warren explains the history of the Bataan Death March at the memorial wall during Amphibious Landing Exercise 15, Oct. 8, 2014. More then 100 Marines visited the memorial over two days to learn more about the events of World War II that occurred in the Philippines. PHIBLEX is an annual, bilateral training exercise conducted by members of the Armed Forces of the Philippines alongside U.S. Marine and Navy Forces focused on strengthening the partnership and relationships between the two nations across a range of military operations including disaster relief and complex expeditionary operations. Warren is the chaplain for Combat Logistics Battalion 31, 31st Marine Expeditionary Unit. - U.S. Navy Lt. Yonatan Warren explains the history of the Bataan Death March at the memorial wall during Amphibious Landing Exercise 15, Oct. 8, 2014. More then 100 Marines visited the memorial over two days to learn more about the events of World War II that occurred in the Philippines. PHIBLEX is an annual, bilateral training exercise conducted by members of the Armed Forces of the Philippines alongside U.S. Marine and Navy Forces focused on strengthening the partnership and relationships between the two nations across a range of military operations including disaster relief and complex expeditionary operations. Warren is the chaplain for Combat Logistics Battalion 31, 31st Marine Expeditionary Unit.