A UH-1Y Venom departs for a fast-roping mission during maritime interoperability training aboard Naval Amphibious Base Coronado, Calif., Jan. 9, 2015. MIT prepares the 15th Marine Expeditionary Unit's Maritime Raid Force for their upcoming deployment by enhancing their combat skills and teaching them techniques for boarding vessels. (U.S. Marine Corps photo by 1st Lt. Allison Burgos/Released)