Yoon's Chief of Staff Jeong Jin-seok, other senior staff offer to resi… ArirangNews 0 16 12.04 15:01 https://www.youtube.com/watch?v=9_jFf6sS55I + 1 https://www.youtube.com/feeds/videos.xml?channel_id=UCzznO4xSV8BKnUBPy… + 1 Yoon's Chief of Staff Jeong Jin-seok, other senior staff offer to resign