A U.S. Marine, right, pre-scout sniper instructor,

A U.S. Marine, right, pre-scout sniper instructor, 1st Marine Division Schools, clears the weapon of a soldier from the Japan Ground Self-Defense Force after a shooting drill during Exercise Iron Fist 2014 aboard Camp Pendleton, Calif., Jan. 29, 2014. Iron Fist is an amphibious exercise that brings together Marines and sailors from the 15th Marine Expeditionary Unit, other I Marine Expeditionary Force units, and soldiers from the JGSDF, to promote military interoperability and hone individual and small-unit skills through challenging, complex and realistic training. (U.S. Marine Corps photo by Lance Cpl. Ricardo Hurtado/Released)