Bloodline Detectives
Cathy Sposito
Season 5 Episode 11
Will a new forensic science tool find the killer of Cathy Sposito, murdered on an Arizona hiking trail in 1987?
Bloodline Detectives airs on True Crime at 2:00 AM, Friday 31 January.
Learn more about Bloodline Detectives and other education/science/factual topics on our factual page
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