A Man Was Dragged Off A United Plane After The Airline Overbooked The Flight
https://www.buzzfeed.com/aliciamelvillesmith/a-man-was-dragged-off-united-plane-after-the-airline?utm_term=.evePXlPDm#.pewVqBVaP

その時の経緯とかのツイートはこの記事にまとまってる