Reply #15: Starting at 8 minutes and 25 seconds, the video shows [View All]

[RC]

the building collapsing from the TOP of the building down. The collapse going down through the damaged area!
Proof positive this building was demolished. To collapse from the air craft hit, the area above should have stayed intact, with the collapse starting at the impact area. That is obviously not what happened.

For a better view, you can simulate your own slow motion by rapid clicking on the Play/Pause button, starting at 8:25 into the video.