RAPPEL MASTER U.S. Marine Corps Cpl. Jerel Bersolona, right, helps Canadian service members practice the Fast Rope Insertion Extraction System during the biennial Rim of the Pacific exercise on Marine Corps Base Hawaii, Honolulu, July 2, 2012. Bersolona is a rappel master assigned to 1st Battalion, 3rd Marines. Twenty-two nations are participating in RIMPAC 2012, the world's largest international maritime exercise that helps participants foster and sustain cooperative relationships. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 964195-X-YHM68-396.jpg Photo Gallery