This file photo shows a group of North Korean refugees getting off a plane upon arrival at Seongnam military airport, south of Seoul, in 2004. North Koreans often travel on from China to Southeast Asian countries such as Thailand, Vietnam and Laos in hopes of flying from there to South Korea
This file photo shows a group of North Korean refugees getting off a plane upon arrival at Seongnam military airport, south of Seoul, in 2004. North Koreans often travel on from China to Southeast Asian countries such as Thailand, Vietnam and Laos in hopes of flying from there to South Korea