would he have had to back the plane out and this is just reminder to our speakers and if you wouldn't mind repeating the question to those people on the phone, thank you. >> just to repeat the question i believe it was whether the aircraft would have to be backed out and the aircraft was parked nose east, tail west, if you will on the cargo 1 line, the aircraft was assigned. the individual did use a pushback tractor to rotate the aircraft 180-degrees so he could taxi the aircraft out on to the active surfaces. >> can you explain how that works? what is the pushback tractor, would he have been in the tractor pushing the plane? >> correct. >> how much time does that normally take? >> well, it would depend upon the procedures and what the air traffic situation was at the time, flight crew and legitimate