After amassing wealth and influence as a spiritual advisor in the 1980s, Adolfo Constanzo set his sights on the lucrative drug trade in Matamoros. To claim a piece for himself, he needed more power. And for that, he turned to one thing: human sacrifice. 
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“The Narcosatanist” Adolfo Constanzo Pt. 2

Get a rare glimpse into the minds and methods of sadistic murderers. From notorious names like Jeffrey Dahmer and John Wayne Gacy to lesser-known killers like “Death House Landlady” Dorothea Puente, what turns a regular person into a predator? Serial Killers is a Spotify Original. New episodes Mondays.

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April 25 marks National DNA Day in the US, and if you’ve been following true crime stories for a while you know how important DNA can be for solving even the most complicated of cases. In this episode, we’re exploring the first murder case ever solved using DNA analysis, and how it changed a small English town, and forensic science, forever.
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National DNA Day: The First Murder Conviction

In 1989, Kristen Gilbert started her nursing career at the Veterans Affairs Medical Center in Northampton, Massachusetts. She impressed medical staff for her quick and skilled reactions to emergencies on her ward and in the ICU. But over the following seven years, so much death occurred during her shifts that she gained the moniker “The Angel of Death.” Was it a coincidence, or was Kristen Gilbert killing her patients?
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“Killer Nurse” Kristen Gilbert

In 1975, two young girls, Kate and Sheila Lyon, disappeared from the Wheaton Plaza Mall in Montgomery County, Maryland. Investigators assumed the worst: that they were abducted by a stranger with sexual motivations. But the case went cold without answers — and all these years later, the truth is still complicated.
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The Murder of the Lyon Sisters

Based on a tip from a former cellmate, Perry Smith and Richard Hickock drove for miles across Kansas to get to the Clutter family home. Their plan was to steal the family's hidden safe and then kill them, but things didn't go as planned.
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The Clutter Family Murders

All Anthony Garcia ever wanted to be was a successful doctor.  When anyone got in his way, he attacked – resulting in four violent murders.
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“The Narcosatanist” Adolfo Constanzo Pt. 2

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