http : //www.fas.org/sgp/crs/rl31542.pdf see barbara honeggers presentation behind the smoke curtain for the best theory on what actually happened at the pentagon http : //www.youtube.com/watch ? v=m-a4b4anstq * * * * chapter 5 footnotes [ 41 ] http : //en.wikipedia.org/wiki/michael_chertoff co-author of the usa patriot act [ 42 ] http : //en.wikipedia.org/wiki/john_ashcroft key administration supporter of passage of the usa patriot act .