CHiPs S05E06 - Anything But the Truth

The CHP try to track down a man who is terrorizing female drivers, and aren't helped by the fact that their main witness is a compulsive liar. Jon is shattered when he discovers that the beautiful girl, who has become an important part of his life, is a compulsive  liar. The issue of her credibility takes on still deeper complications when it is apparent that she is the only eyewitness able to identify a man responsible for a series of robberies and a rape.