Also, traces of demolition explosives found on the debris of both towers:
http://www.globalresearch.ca/traces-of-explosives-in-9-11-dust-scientists-say
This was also found on another building, WTC-7, which also "collapsed" in a perfect demolition, but no plane impact this time.
I guess this building thought it was a game and collapsed itself just to be on the mainstream x)







