Marine Corps Air Station Iwakuni, Japan

A participant reassembles a M240 machine gun during the third event in the Frozen Chosin competition aboard Marine Corps Air Station Iwakuni, Japan, Feb. 27, 2015. The Frozen Chosin competition strengthens cohesion within the unit and resembles the austere endeavors of Marines during the Battle of the Chosin Reservoir in 1950. - A participant reassembles a M240 machine gun during the third event in the Frozen Chosin competition aboard Marine Corps Air Station Iwakuni, Japan, Feb. 27, 2015. The Frozen Chosin competition strengthens cohesion within the unit and resembles the austere endeavors of Marines during the Battle of the Chosin Reservoir in 1950.