iHeartPodcasts and CrimeOnline

Zone 7 with Sheryl McCollum

Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but a war room. Sheryl opens her cold case files, her heart and her little black book! You will quickly realize Zone 7 is not a place but a lifestyle!

Author

iHeartPodcasts and CrimeOnline

Category

True Crime

Podcast website

www.iheart.com

Latest episode

Jul 8, 2026

Where to listen?

Podcasts in the app Replaio Radio Coming soon

Podcasts are coming to the app soon. Install now and be the first to see a whole new take on podcasts

Get it on Google Play Install for free Android 5M+ downloads · 4.8 rating iOS soon

Episodes

Why Bonnie and Clyde Still Aren’t Buried Together | Bonnie's Niece Fights to Fulfill Their Final Wish 28.05.2025

Bonnie Parker and Clyde Barrow were a famous American criminal couple who were part of a gang active in the 1930s. They were known for their bank robberies and murders, and their exploits captured the attention of the public during the Great Depression. They were killed in an ambush by police in 1934.  Guest Bio and Links: Rhea Leen Linder is the niece of Bonnie Parker and a living “wit...

5.23.25 CRU with Nancy Grace: Diddy Extortion Claims, Kid Cudi Bombing, and Kohberger Developments Cause Trial Delay 23.05.2025

Nancy Grace and Sheryl McCollum tackle the latest in the Diddy and Kohberger cases that are dominating crime news. They confront the haunting question posed to survivors: “Why won’t you just leave?” Nancy uses her experience prosecuting domestic violence cases to explain the grim calculus that keeps victims trapped, especially when their abuser holds the keys to their future, the...

Justice Off the Rails: Inside the Karen Read Retrial 22.05.2025

In this episode of Zone 7 , Crime Scene Investigator Sheryl McCollum welcomes back Susan Hendricks and Joe Giacalone to break down the second trial of Karen Read— and y’all, it’s a mess. They explain how John O’Keefe deserved better, pointing to sloppy police work, mishandled evidence, and a justice system in disrepair. They examine courtroom testimony that doesn’t ho...

Tracking the Global Wildlife Smuggling Trade with Ed Newcomer 21.05.2025

A Special Agent with the U.S. Fish and Wildlife Service for over 20 years, Ed worked in Los Angeles and a variety of international posts before retiring in 2022. During his career, he conducted many high-profile international wildlife trafficking investigations involving every continent, including Antarctica, and is known for bringing down some of our planet's most notorious wildlife criminals. He...

5.16.25 CRU with Nancy Grace: Cassie Ventura’s Video Is Legal Gold 16.05.2025

Today Nancy Grace and Sheryl McCollum dissect the incredible testimony of Cassie Ventura in the case of Sean Diddy Combs. The duo take listeners inside the courtroom, explaining how victim testimony works and why it’s so hard for prosecutors to prove abuse - especially when power, money, and influence are at play. Sheryl explains why Cassie Ventura’s hotel video is a “money tree&...

Two Miracles: The Night Jane Boroski Survived 14.05.2025

The Connecticut River Valley serial killer is believed to be responsible for a string of brutal murders that occurred between 1978 and 1988 across the wooded border region of New Hampshire and Vermont. The killer targeted at least seven women, many of whom were young and found stabbed to death in remote areas.  Guest Bio and Links: Jane Boroski Co-Owner and the Host of Invisible Tears. She is...

5.9.25 CRU with Nancy Grace: Can Justice Survive Celebrity? Inside the Diddy Trial 09.05.2025

Nancy Grace and Sheryl McCollum dissect the legal complexities and cultural reverberations of the Sean "Diddy" Combs case. They discuss how media narratives, witness credibility, and the magnetic pull of celebrity can influence a jury’s perception—regardless of the facts. They unpack how victim stories are often distorted or dismissed and explore the deeply personal, often painful reas...

From Junkie to Judge: The Unlikely Path to the Bench 07.05.2025

Guest Bio and Links: Mary Beth O'Connor is a federal administrative law judge and the author of "From Junkie to Judge." She is a writer, speaker, trainer, and recovery advocate. Mary Beth’s journey from addiction to the bench is a powerful story of resilience and triumph over trauma.  Listeners can learn more about Mary Beth O’Connor at her website , or check out her book: From Ju...

5.02.25 CRU with Nancy Grace: Stabbed 20 Times: Ellen Greenberg’s Case, a Changed Ruling, and Sean Combs Rejected Plea 02.05.2025

Podcast Title: 5.02.25 CRU with Nancy Grace: Stabbed 20 Times: Ellen Greenberg’s Case, a Changed Ruling, and Sean Combs Rejected Plea Today, Nancy Grace and Sheryl McCollum expose what they call one of the most disturbing miscarriages of justice in recent memory. Nancy details the tragic case of Ellen Greenberg, a young teacher found with 20 stab wounds, including 10 in her back; yet authori...

The Vigilante Sheriff: Inside Victor Hill’s Fall and Rise 30.04.2025

Guest Bio and Links: Victor Hill is the former Sheriff of Clayton County, Georgia, known for his tough-on-crime policies and bold leadership style. Despite facing multiple legal challenges, Hill remains a vocal critic of politicized justice and a passionate advocate for reform within the criminal justice system. He is the author of The Vigilante Sheriff and co-host of a podcast with his brother. V...

4.25.25 CRU with Nancy Grace: What Happened to Ellen? An American Miscarriage of Justice 25.04.2025

Today, Nancy Grace and Sheryl McCollum discuss the tragic death of Ellen Greenberg, a first-grade teacher whose death was ruled a suicide despite evidence pointing to murder. Grace breaks down major red flags, including troubling forensic details and mistakes made by Philadelphia police. The duo also discuss the Bryan Kohberger case, where the defense plans to use autism as part of its legal strat...

How One Search Rewrote the Role of a Coroner: With Guest Karla Deese 23.04.2025

Guest Bio and Links: Karla Knight Deese is the elected coroner of Lancaster County, SC, and founder of the first-ever Mounted Response Unit within a coroner’s office. A certified medicolegal death investigator and educator, she’s changed laws, pioneered team-based approaches, and turned rescue horses into federally protected deputies. Karla has proved how “what’s old is new...

4.18.25 CRU with Nancy Grace: FSU Shooting | The Questions You Need To Be Asking 18.04.2025

Today Nancy Grace and Sheryl McCollum discuss the recent mass shooting at Florida State University, digging into the motive, the method, and the impact. They dissect the systemic failures, the overlooked warning signs, and the questions you should be asking.  Show Notes: (0:00) Welcome! Nancy and Sheryl introduce this week’s crime roundup    (0:10) Sherly and Nancy dedica...

Part 3 - The Anatomy of a Serial Killer: Redemption, Regret, and the Cop Who Listened 16.04.2025

This is a three-part podcast series dedicated to understanding how serial killers form, and how we can stop them before they strike again. Hosted by award-winning crime scene investigator Sheryl McCollum, each episode features a guest expert who brings unique expertise into the psychology, behavior, and patterns of serial offenders. Guest Bio and Links: David Quinn is a retired Atlanta Police Depa...

4.11.25 CRU with Nancy Grace: Will Rex Heuermann’s House Be Demolished? Inside Lori Vallow’s Legal Gamble 11.04.2025

On this episode of "Zone 7," Nancy Grace and Sheryl McCollum discuss the latest developments in the Rex Heuermann and Lori Vallow cases.  Sheryl checks in live from the Hamptons, describing the quiet tension in a neighborhood trying to move on. She talks about Rex Heuermann’s house, now partially hidden as the family packs up and prepares to leave. Nancy and Sheryl question what this mo...

Part 2 - The Anatomy of a Serial Killer: Inside Aeman Presley’s Hunt 09.04.2025

This is a three-part podcast series dedicated to understanding how serial killers form, and how we can stop them before they strike again. Hosted by award-winning crime scene investigator Sheryl McCollum, each episode features a guest expert who brings unique expertise into the psychology, behavior, and patterns of serial offenders. Guest Bio and Links: Phil Chalmers is a 40 year American Criminal...

4.4.25 CRU with Nancy Grace: Four Days of Hell | The Last Days of 16-Year-Old Miranda Corsette 04.04.2025

Florida teen kidnapped and possibly dismembered after meeting man from social media. Miranda Corsette, 16, was lured through a social media app to meet 35-year-old Steven Gress.  If you know anything about this case please call the tipline: ST. PETERSBURG POLICE DEPARTMENT (727) 893-7780 or Text: Send “SPPD” to TIP411 Nancy Grace and Sheryl McCollum dissect the tragic case of Mira...

Part 1 - The Anatomy of a Serial Killer: Psychology, Profiling, Prevention 02.04.2025

This is a three-part podcast series dedicated to understanding how serial killers form, and how we can stop them before they strike again. Hosted by award-winning crime scene investigator Sheryl McCollum, each episode features a guest expert who brings unique expertise into the psychology, behavior, and patterns of serial offenders. In this episode of Zone 7, Crime Scene Investigator, Sheryl McCol...

3.28.25 CRU with Nancy Grace: The Balaclava, the Knife, and the Mistake: The Evidence Against Bryan Kohberger 28.03.2025

Today Nancy Grace and Sheryl McCollum break down how small forensic details like a balaclava, a knife sheath, and an Amazon purchase, can construct a damning mosaic of guilt. Sheryl emphasizes the importance of visual testimony and the nuanced strategies prosecutors must deploy when sequencing their witnesses. Nancy and Sheryl draw parallels from cases like Casey Anthony, Ted Bundy, and Lori Vallo...

The Retrial of Karen Read | What To Expect with Linda Kenney Baden 26.03.2025

In this episode of Zone 7, Crime Scene Investigator, Sheryl McCollum, sits down with Linda Kenney Baden, a former prosecutor and private defense attorney to dissect the legal intricacies, discrepancies, and various ethical issues surrounding the trial of Karen Read. They cover the problems with evidence collection, the lead investigator's conduct, and the lack of a clear cause of death. Sheryl and...

3.21.25 CRU with Nancy Grace: Kohberger's Selfie? What One Photo Could Prove in Court 21.03.2025

Today, Nancy and Sheryl discuss the Kohberger case. Nancy, never short on passion, dives into the Idaho case against Bryan Kohberger, unpacking the disturbing implications of his now-infamous bathroom selfie. The duo break down the legal strategies around key evidence such as the shower curtain, text messages, and the 911 call, and explains how something as minor as courtroom attire could affect a...

Who Killed 29-year-old Sharon Miller of Woodlawn, Baltimore County? 19.03.2025

In this episode of Zone 7, Crime Scene Investigator, Sheryl McCollum, is joined by Alvin Williams and Francel Evans of the Affirmative Murder Podcast to revisit Sharon Miller’s cold case. Together, they discuss the eerie details of Sharon’s final hours, including a chilling phone call, a mysterious group of men, and a crime so calculated it suggests ties to organized crime or undergrou...

Knoxville’s Unsolved Mystery | The Murder of 24-Year-Old Jennifer Leeann Law, Also Known as ‘Pocahontas 12.03.2025

On September 15, 2007, investigators responded to a call reporting a body had been found in a secluded area on Hoitt Avenue near Boone Street. When they arrived, they found 24-year-old Jennifer Leeann Law’s body partially burned in an alley. Jennifer was also known as Leeann and Pocahontas on the streets in Knoxville, TN. In this episode of Zone 7, Crime Scene Investigator, Sheryl McCollum,...

3.7.25 CRU with Nancy Grace: Tot Mom’s Disturbing Move! 07.03.2025

Today, Nancy Grace and Sheryl McCollum dive straight into a controversial topic by discussing Casey Anthony's a.k.a “tot mom” recent claim of being a victim's advocate. Nancy Grace passionately recounts the details of three-year-old Caylee Anthony's murder and criticizes Casey Anthony’s post-trial actions. Secondly, Nancy gives updates on the Kohberger case, addressing legal obje...

How to Prevent Young People From Falling Victim to Predatory Criminals 05.03.2025

In this episode of Zone 7 , Crime Scene Investigator Sheryl McCollum continues a previous discussion on the topic. She is joined for a Part II conversation by Dr. Katherine Ramsland and Tracy Ullman, two crime experts who have spent years investigating and documenting the case of Elmer Wayne Henley Jr. Today, they primarily discuss how predators manipulate young people. They explore why adolescent...

Listen to the Zone 7 with Sheryl McCollum podcast in Replaio

Radio and podcasts in one app - free, with no sign-up. Install today and do not miss the launch

Get it on Google Play

Replaio is not a podcast publisher; show names, artwork and audio belong to their authors and are distributed through public RSS feeds.