Students of Taesungdong Elementary School sing during a graduation ceremony as an army soldier stands guard near the border village of Panmunjom in Paju, South Korea, Friday, Feb. 14, 2014. Taesungdong is the only South Korean village sitting inside the demilitarized zone between North and South Korea.
Students of Taesungdong Elementary School sing during a graduation ceremony as an army soldier stands guard near the border village of Panmunjom in Paju, South Korea, Friday, Feb. 14, 2014. Taesungdong is the only South Korean village sitting inside the demilitarized zone between North and South Korea. Ahn Young-joon AP
Students of Taesungdong Elementary School sing during a graduation ceremony as an army soldier stands guard near the border village of Panmunjom in Paju, South Korea, Friday, Feb. 14, 2014. Taesungdong is the only South Korean village sitting inside the demilitarized zone between North and South Korea. Ahn Young-joon AP