Navy Petty Officer 3rd Class Corey Barker, right, and Seaman John Dirks enter the water during Exercise Clear Horizon on Commander Fleet Activities Chinhae in Chinhae, South Korea, Nov. 12, 2015. The annual exercise between the U.S. and South Korean navies focuses on increasing capabilities between ship, and on mine countermeasures in international waters surrounding the Korean peninsula. Barker and Dirks are assigned to Explosive Ordnance Disposal Mobile Unit 5. U.S. Navy photo by Petty Officer 2nd Class Daniel Rolston