Originally Posted by zxcvbob
Having a last line of defense is an acknowledgement that the previous lines might fail. (of course they might, the last line might fail too) They have so much invested in all the TSA bs they can't admit any possibility of failure.
BTW, do they still have air marshals, or did that program get trashed already?
The FFDO program is actually part of the TSA. Air Marshals still exist, there just aren't very many of them.