Leading American nuclear scientist has a warning about Kim Jong Un CNN 0 167 01.20 00:14 https://www.youtube.com/watch?v=mGqRq4rH5K4 + 48 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 18 Leading American nuclear scientist has a warning about Kim Jong Un