Chiropractor Killer: Who Really Killed Mary Yoder in the Colchicine Poisoning? (New York, 2015)

A respected chiropractor collapsed at work in Whitesboro, New York, after drinking her daily health shake and never made it home.

The Mary Yoder murder began as a sudden medical emergency but soon became one of the most disputed New York homicide cases of the modern era. In July 2015, Dr. Mary Yoder became violently ill inside her family clinic.

Within two days she was dead. Toxicology later confirmed that her body contained a fatal dose of colchicine, turning the tragedy into the Killing of Mary Yoder and one of the most closely watched unsolved poisoning deaths in recent American history.

The Mary Yoder poisoning 2015 investigation uncovered what became known as the colchicine poisoning case, raising disturbing questions about access inside the clinic and placing attention on the Whitesboro chiropractic murder.

The legal battle that followed created the widely debated Kaitlyn Conley case and the connected Adam Yoder case, both tied to disputed murder convictions that continue to divide courts and families.

This Chiropractor Killer story remains a defining chapter in Mary Yoder true crime, standing as a modern American true crime podcast case and a lasting modern cold case United States listeners still search for today.

Become a supporter of this podcast: https://www.spreaker.com/podcast/whispers-of-crime-unsolved-true-crime--6281125/support.

Whispers of Crime: Unsolved True Crime is your go-to true crime podcast for exploring the most chilling unsolved mysteries, cold cases, and murder investigations that continue to baffle experts in 2025. We dive deep into infamous serial killer cases, forensic evidence analysis, and criminal investigations that remain shrouded in mystery.

Our true crime episodes uncover shocking twists, DNA breakthroughs, and the latest investigative leads in cases like the Zodiac Killer, Golden State Killer, Long Island Serial Killer, and other notorious unsolved murders. From missing persons cases to underreported crimes, we shine a light on forgotten mysteries that deserve justice and closure.

Whether you're fascinated by forensic files, criminal psychology, or real-life detective work, Whispers of Crime delivers gripping storytelling with compelling evidence analysis. We explore everything from famous cold cases and police investigations to lesser-known homicides and disappeared persons cases that still haunt families and communities.

Join our community of true crime enthusiasts every Tuesday and Friday at 8 PM for new episodes featuring:

In-depth cold case investigations and breakthrough developments
Serial killer profiles and criminal behavior analysis
Unsolved murder mysteries with exclusive interviews
Missing persons cases and abduction investigations
Forensic science insights and DNA evidence updates
Many oth