U.S. Marine Corps Staff Sgt. Jesus Calixtopiza, AAV section leader with Combat Assault Company (CAC), 3rd Battalion, 3rd Marine Regiment, participates in conducting a tactical live fire demonstration during the Rim of the Pacific (RIMPAC) 2014 exercise at the Kaneohe Bay Range aboard Marine Corps Base (MCB) Hawaii, July 29, 2014. RIMPAC is the world's largest international maritime exercise and is held every two years around Hawaii as the exercise provides a unique training opportunity that strengthens international maritime partnership, enhances interoperability and improves the readiness of participating forces for a wide range of potential operations. (U.S. Marine Corps photo by Lance Cpl. Victor A. Mancilla/Released)