screenance who will be reunited with people they haven't seen in decades. this happened when the only two koreas was good and the last one three years ago. it was a high-controlled three days in north korea. [ speaking in foreign language ] >> reporter: chung is still waiting and one of thousands who are wondering if their chance will ever come. he is 85. his two brothers, one older and one younger, did not manage to escape the war during the war. he has heard nothing about them since.