9/11 Air Traffic Control (ATC) Tape from the Federal Aviation Administration (FAA) Involved Facility: Reagan National Airport (DCA) TRACON Includes Gofer 06 identifying American 77 as a descending Boeing 757 and announcing its crash into the west side of the Pentagon; also includes some ATC communication with the E-4B Word31 and the two military flights Bobcat 14 & 17