Mr. Chandler’s work has been primarily video measurement and analysis of the physics, to come to an understanding of the true nature of the building collapses on 9/11.

David is best known in the 9/11 Truth Movement for proving that NIST lied in denying that Building 7 underwent freefall. Freefall is a literal smoking gun for controlled demolition. See more videos here: 911speakout.org/