A passenger aboard a Frontier Airlines flight to Houston had a violent outburst on Wednesday after being asked to move, punching and kicking in his seat until he cracked one layer of the plane’s window mid-flight.

Passengers aboard a Frontier Airlines flight from Denver to Houston worked together to restrain a man who punched and broke a clear Plexiglas window cover on the plane mid-flight on Tuesday, 4.Victoria Clark was a passenger on the flight and captured this video.