Lt. Col. Mike Wilonsky speaks to the Marines of Battalion Landing Team 2nd Battalion, 4th Marines on the flight deck of the USS Bonhomme Richard Feb. 22, 2015. Wilonsky used the opportunity to provide his guidance for the upcoming liberty port in Malaysia. The Marines are with BLT 2/4, 31st Marine Expeditionary Unit and recently concluded the annually scheduled Spring Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Ryan C. Mains/Released) - Lt. Col. Mike Wilonsky speaks to the Marines of Battalion Landing Team 2nd Battalion, 4th Marines on the flight deck of the USS Bonhomme Richard Feb. 22, 2015. Wilonsky used the opportunity to provide his guidance for the upcoming liberty port in Malaysia. The Marines are with BLT 2/4, 31st Marine Expeditionary Unit and recently concluded the annually scheduled Spring Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Ryan C. Mains/Released)

Japanese Ground Self-Defense Force scout swimmers emerge out of the water and sight in on their rifles during the Japanese Observer Exchange Program April 28, 2015 at Kin Blue. JOEP is a III Marine Expeditionary Force, 31st Marine Expeditionary Unit and JGSDF coordinated program designed to increase regional security, maintain unit readiness and enhance overall cooperation. This is the fourth iteration of JOEP for the 31st MEU after the initial partnership in September 2012. (U.S. Marine Corps photo by Cpl. Ryan C. Mains/Released) - Japanese Ground Self-Defense Force scout swimmers emerge out of the water and sight in on their rifles during the Japanese Observer Exchange Program April 28, 2015 at Kin Blue. JOEP is a III Marine Expeditionary Force, 31st Marine Expeditionary Unit and JGSDF coordinated program designed to increase regional security, maintain unit readiness and enhance overall cooperation. This is the fourth iteration of JOEP for the 31st MEU after the initial partnership in September 2012. (U.S. Marine Corps photo by Cpl. Ryan C. Mains/Released)