Polygraph Tests - What Is the Nsa Lying About?

After the polygraph test, police work uncovered the forty five caliber pistol used to kill father heslan. They also found the typewriter used to type the ransom notes in high tower's room along with a piece of bloody burlap and sand consistent with that of the burial site. One of these would seem to be a lie, or at least it would suggest that he was lying about something. So this is an ironic question, but what is the nsa lying about, or not telling us in their video? The advocacy web side, anti polygraph dot org, issued a response to the nsa video in which they made several counterpoints.