to say, what might have been going on here? reporter: osbun reportedly running through the cabin, screaming about religion and terrorists. at the urging of the flight crew, they tackled osbun. everybody knows what happened. the real question is what s going on in his mind? what s causing all of this to happen? reporter: those concerns have prompted both defense attorneys and prosecutors to question whether osbun is competent to stand trial. now a judge has ordered the 49- year-old pilot to a medical facility for federal prisoners for tests to determine if, quote, osbun is currently suffering from a mental disease or defect, rendering him mentally incompetent. and if he is unable to understand the nature and mental consequences facing him. reporter: jet blue s ceo says the airline is standing by the captain. i m supporting the captain s family as well, with whatever needs there might be. reporter: osbun s wife said her husband never intended to cause harm. karen br