The 9/11 tapes have been published in the NY Times. This is the Air Traffic Contollers interactions with the air hostess, the hijackers and the military, the shoot down order given after the four hijacked planes crashed.
It is compelling and a frightening revelation of how people may react to circumstances that are beyond the terms of training they have received, how the military are ready to respond but helpless in the face of inadequate information. And a window into 90 minutes of extreme drama.
Rutgers Law Review has more complete information, including the full audio transcript.