Alex talks with intelligence officer Lt. Col. Anthony Shaffer who has says that the U.S. Defense Intelligence Agency failed to properly evaluate intelligence on supposed 9/11 hijacker Mohamed Atta. Shaffer's allegations subsequently became known as the Able Danger controversy. In September, it was reported that the Pentagon had destroyed 9,500 copies of Shaffer's book Operation Dark Heart. http://conspiracyscope.blogspot.com/