Implicitly acknowledges controlled demolition only means by which towers could have fallen at free fall speed
Paul Joseph Watson | Prison Planet

In a recent letter (PDF link) to 9/11 victim's family representatives Bill Doyle and Bob McIlvaine, NIST states, "We are unable to provide a full explanation of the total collapse."
A 10,000 page scientific study only offers theories as to how the "collapse initiation" proceeded and fails to address how it was possible for part of a WTC structure to fall through the path of most resistance at freefall speed, completely violating the accepted laws of physics.
More...