Why Medical Examiners Can’t Rush to Conclusions | Nolan Wells Case with Dr. Priya Banerjee

In this episode of Zone 7, Sheryl McCollum is joined by board-certified forensic pathologist Dr. Priya Banerjee for a conversation about the ongoing investigation into the death of Nolan Wells. Using publicly known facts of the case, Dr. Priya explains how forensic pathologists approach a suspected drowning and why an autopsy is only one part of a death investigation. Together, they discuss why following the evidence, not speculation, is what will bring Nolan’s family the answers they need.

Highlights:

(0:00) Sheryl McCollum introduces Dr. Priya Banerjee to Zone 7 and explains why Nolan Wells’ family deserves facts, not speculation

(3:00) Why forensic pathologists rarely release preliminary autopsy findings before an investigation is complete

(6:00) Reconstructing Nolan Wells’ timeline and why seemingly trivial details can become important evidence

(7:45) What forensic pathologists look for when investigating a possible drowning

(10:15) Water in the lungs, stomach contents, decomposition, and why drowning is never diagnosed by one finding alone

(12:15) When families seek a second autopsy and how independent findings are evaluated

(15:00) The emotional impact conflicting forensic opinions have on grieving families

(18:15) Ruling out foul play: why investigators wait for a complete forensic examination

(20:45) How timelines, witness statements, GPS data, and autopsy findings must support one another

(22:15) The cost of speculation during an active death investigation

(24:00) Pattern recognition and the role of evidence in forensic investigations

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Dr. Priya Banerjee is a board-certified forensic pathologist with extensive experience in death investigation, clinical forensics, and courtroom testimony. A graduate of Johns Hopkins University, she served for more than a decade as an assistant medical examiner for the Rhode Island Office of the State Medical Examiners and leads a private forensic pathology practice. She previously co-hosted Pathology with Dr. Priya, a forensic science series within Zone 7.

Sheryl “Mac” McCollum is an active crime scene investigator for a metro Atlanta police department and the director of the Cold Case Investigative Research Institute, which partners with colleges and universities nationwide. With more than four decades of experience, she has worked on thousands of cold cases using her investigative system, The Last 24/361, which integrates evidence, media, and advanced forensic testing.

Her work on high-profile cases, including The Boston Strangler, Natalie Holloway, Tupac Shakur and the Moore’s Ford Bridge lynching, led to her Emmy Award for CSI: Atlanta and induction into the National Law Enforcement Hall of Fame in 2023.

Social Links:

Email: coldcase2004@gmail.com

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Facebook: @sheryl.mccollum

Instagram: @officialzone7podcast

TikTok: @Sheryl.McCollum

Sheryl’s new book, Swans Don’t Swim in a Sewer: Solving the Cold Case of the Flint River Killer’s Daughter, is available now wherever books are sold.

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