that it would lose all of its power and the reason for that is there are five or six back up power ben ratersat is now four power generators. the apu in the tail, we have what is called a turbine which is a propeller it makes the spin. the air flow makes it spin and you get the electricity. with all of those systems it is hard to imagine where it goes out. you have to figure that is so catastrophic that it is hard to imagine a scenario where the power goes out and the plane can be operated. >> we want to bring in our analyst miles o'brien and has been listening and has a lot of questions for you. but pick one of them. >> okay. i want to run this by mitchell and martin. the audio control bpanel. i counted 16 buttons. there is the audio control panel. granted you get used to that as time goes on. it is easy. you are broadcasting to the folks. so you have a high time captain who would have been flying and if he wasn't the flying pilot in this case. if he wasn't. he would have taken over. and you have a lower time first officer 200 hours in the aircraft in a chaotic situation. time is limited. an