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Published on Apr 9, 2011
FEMA lead investigator Corley says WTC1 CORE initiation at 35:40 - unlike the NIST sagging truss theory - yet fails to explain exactly what caused the core failure. This video's pancake collapse theory was revised for an updated 2006 version, "Building on Ground Zero" https://www.youtube.com/watch?v=B0fv5...