S. Koreans move to underground shelters, traffic blocked as part of ai… ArirangNews 0 105 08.22 20:23 https://www.youtube.com/watch?v=rCtEkLyWWwg + 16 https://www.youtube.com/feeds/videos.xml?channel_id=UCzznO4xSV8BKnUBPy… + 13 S. Koreans move to underground shelters, traffic blocked as part of air raid drill