170203-M-FB282-233 KORAT, Thailand (Feb. 3, 2017) Equipment Operator 3rd Class Joshua Santiago, left, and Construction Electrician 2nd Class Elizabeth Leow both assigned to Naval Mobile Construction Battalion 5, build a wall in Korat, Thailand, during Exercise Cobra Gold. The exercise is in its 36th iteration, focusing on humanitarian civic action, community engagement, and medical activities to support the needs and humanitarian interest of civilian populations around the region.(U.S. Marine Corps photo by Lance Cpl. Maximiliano Rosas/Released)