171019-N-TB148-545 BUSAN, Republic of Korea (Oct. 19, 2017) The Avenger-class mine countermeasures ship USS Chief (MCM 14) transits the waters near the Korean peninsula during the annual Multinational Mine Warfare Exercise. The mine countermeasures exercise between the U.S., Republic of Korea, and U.N. Command Sending States is designed to increase combined capabilities and readiness to respond to any contingency on the Korean peninsula. (U.S. Navy photo by Mass Communication Specialist Seaman William Carlisle/Released)