everybody in the building knew i was from the fbi. they didn't particularly care for me being there, but they definitely knew who i was. >> inside the cia headquarters build, people were whining and bitching about all kind of things, the fbi this and that. the fbi has a job to do just like we do. we clearly had a serious problem. >> when i get over there, good night all my briefings -- i get all my briefings and learned i had over 300 cases in the cia where cia employees had failed counterintelligence polygraph. that means you had 300 potential spies in the cia that had never been resolved. at the time, if you fail a cia polygraph, nothing ever happens to you. aldrich ames failed several times, and nothing was done. >> that's a being number, 300. how -- that's a big number, 300. how did this change the way the cia would vet people and assess possible threats? >> what happens is if you fail the polygraph you immediately go into kind of a remediation