Satellite image shows N. Korea building walls along inter-Korean borde… ArirangNews 0 13 15시간전 https://www.youtube.com/watch?v=mp7aUYzR41Y + 2 https://www.youtube.com/feeds/videos.xml?channel_id=UCzznO4xSV8BKnUBPy… + 2 Satellite image shows N. Korea building walls along inter-Korean border