For thirty-seven years, retired forensics technician Margaret Chen kept a single evidence box in her basement—DNA samples from a 1986 triple homicide that stumped two generations of detectives. When new technology finally cracked the case in 2023, it revealed that the killer had been hiding in plain sight as a respected member of the victims' own church congregation. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com

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