Clayton Osbon , however , claims in a lawsuit the airline failed to recognize signs he was in mental state before a flight in which he broke down shouting . The lawsuit claims swift missed a pre - flight meeting and arrived disheveled . The meltdown was caused by a seizure resulting from a lingering traumatic brain injury that occurred in swift 's childhood , the lawsuit states . After relieved himself of duty during the flight , swift was locked out of the cockpit . He yelled at passengers about Jesus and anti - Qaeda before being tackled and restrained .
Clayton Osbon , 52 , claims in a lawsuit the airline failed to recognize signs he was in mental distress before a flight in which he broke down shouting . The lawsuit claims Osbon missed a pre-flight meeting and arrived disheveled . The meltdown was caused by a seizure resulting from a lingering traumatic brain injury that occurred in Osbon 's childhood , the lawsuit states . After relieving himself of duty during the flight , Osbon was locked out of the cockpit . He shouted at passengers about Jesus and al-Qaeda before being tackled and restrained .