Plot: A 14-year-old's ex-boyfriend and her sister accuse each other of being involved in her death, and they both take polygraph tests.
Dr. Phil - Season 12 - Did Walt Kill His Ex-Girlfriend? The Polygraph Test Results Revealed! (Episode 176)
Episode Aired On:
Monday, September 8 2014
10 years ago
Monday, September 8 2014
10 years ago
Phil McGraw