coerced interrogation, 2003. worked to break terrorist suspect captured in afghanistan. the colonel succeeded and the man gave up some vital information. joining us from washington to tell us exactly what happened is colonel share of the author of the book "operation dark heart." set the scene for us, colonel. who is the guy? how did you catch them? what happened? remote afghanistan, u.s. citizen who turned out to be the brother of a terrorist enabler, iranian terrorist enabler captured as part of combat operations. it was very much, bill, a 24-type scenario. this individual from northern virginia. he had been in the states for a while. he was a u.s. citizen on the virginia drivers license. they called this in to figure out what the heck was going on. we had to figure out, when we it break him within 72 hours because of a a number of things ongoing. most of important of which in 2003 we were still worried about terror plots against the homeland. that was our primary concern. >> this guy was caught in a