Forensic Files - Season 8 Episode 38 Honor Thy Father No Witnesses. No Leads. No Problem.
Overview: A sixteen-year-old girl is killed in her own home by her mother and father. Her parents said they acted in self-defense, but the forensic evidence indicates otherwise. Definitive proof would come from an unlikely source: a recording made by an FBI electronic surveillance device. [also marked as S8:E28]