this is definitely khallad attash. >> smith: khallad was linked to the 9/11 plot. from malaysia, he had flown with two of the hijackers, khalid al mihdhar and nawaf al hazmi, to bangkok. from there, mihdhar and hazmi bought tickets and flew to los angeles. >> now we know why quso delivered the money. >> smith: so you're lookin this... >> yeah. >> smith: ...and you're seeing al midhar with khallad, and you're told in the report that al mihdhar was on flight 77... >> yes. >> smith: ...that cras the pentagon. >> yes. >> smith: how did... how did you react? >> i... i basically ran to the bathroom and puked. >> smith: what if that information had been shared? how would it have played out? do you make... >> oh, my god, this is a "if". this is a huge "if". i think the world would different today. i'm convinced. >> smith: no 9/11? >> the world would different. >> smith: you would have put a track on mihdhar, and hazmi? >> i think we could have done many different things. we could have been on those guys like white on rice. >> smith: in fact, the 9/11 commission formed to i