This video seems to make the best argument for the Controlled Demolition of WTC 7 (despite subtitles):
http://www.youtube.com/watch?v=58h0LjdMry0
Excellent description in the video for any newbies researching on wtc7.thanks for sharing
There's an EMS guy in that video telling people to get back because the building is about to blow up. Can't be any plainer than that.
"The building is about to blow up. Get back."