United Airlines Flight 93 was hijacked on September 11, 2001 near
Cleveland, Ohio. The aircraft crashed some time later in a field in
south-western Pennsylvania. The hijackers can be heard twice mistakenly
transmitting messages intended for the passengers over the Cleveland
ARTCC frequency. Please note that this tape is not chronologically
accurate; periods of dead air (silence) have been removed for brevity.
The audio file attached may contain material that would be considered
objectionable by some individuals.
Guys right click on the link and do "save as", i suggest you don't stream it