A clip meant to be in the final cut but was taken out by request of the source due to threats.
It is about Deputy Director, Emergency Services Department, New York City Housing Authority Barry Jennings trapped in building 7 during explosions and witnessing dead bodies and devastation
BEFORE the collapse of either twin tower.
This link explains further:
http://prisonplanet.com/articles/june2008/062308_dead_bodies.htm