Terrell (Terry) E. Arnold was the number 2 counter-terrorism official at the U.S. State Department, and is one of the world's leading experts on terror.
Arnold served as the Deputy Director, Office of Counter-Terrorism and Emergency Planning, at the U.S. State Department. He is also the former Chairman of the Department of International Studies at the National War College.
GW: You write:
"Washington leadership [has] brought us no closer than we were on September 12, 2001 to resolving how [9/11] was executed and by what enemy.
Let's focus on the how question first.
What facts or observations make you doubt that the official government story does not fully explain how 9/11 was carried out?
Terry Arnold: The nature of events in New York. The buildings falling down. I'm not satisfied by the notion that planes hitting buildings would have caused them to collapse. The last building to fall was not even attacked.