9/11 Flight 93 Rare Footage

Someone posted some TV News footage of the Flight 93 crash and claims it is rare. I don't know if that is true, or not. Here is what they said and a link to Live Leak in case it is true.

Ultra-rare news footage from the crash site of United Flight 93 which has never been seen again since 9/11

http://www.liveleak.com/view?i=1f9_1214086102