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Republic of Korea Navy Petty Officer 1st Class Moon, Young Wook’s personal items are showcased in the West Sea Protection Hall at the ROK Navy 2nd Fleet Command in Pyeongtaek-si, Gyeonggi-do Province on Feb. 26, 2016. Moon was killed when a North Korean submarine attacked the ROK Navy ship Cheonan on March 26, 2010, killing 45 other ROK Sailors. It’s one of many recent attacks on South Korea from North Korea patrols. (U.S. Air Force photo by Senior Airman Kristin High/Released)