S. Koreans move to underground shelters, traffic blocked as part of ai… ArirangNews 0 41 08.22 21:31 https://www.youtube.com/watch?v=2scu4HvkThU + 8 https://www.youtube.com/feeds/videos.xml?channel_id=UCzznO4xSV8BKnUBPy… + 8 S. Koreans move to underground shelters, traffic blocked as part of air raid drill