One of the biggest names of the conference never even uttered a word. Lt. Col. Anthony Shaffer is the military intelligence operative who recently went public with a controversial claim that a year before September 11, his top-secret task force "Able Danger" was able to identify the man who later turned out to be the lead hijacker as being connected to al Qaeda. Shaffer is a veteran of top-secret operations against terrorists, including some in Afghanistan, and several of his DIA colleagues have come out publicly to confirm that they remember Mohamed Atta being identified in 2000 as part of...