4.2 • 3.1K Ratings
🗓️ 13 December 2025
⏱️ 41 minutes
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Maureen and Jim are joined by specialv guest Sherly "Mac" McCollum, A crime analyst, author, and founder and director of the non-profit Cold Case Investigative Research Institute as she discuss a case.
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| 0:00.0 | Hi, and welcome to best case, worst case. |
| 0:09.5 | My name is Maureen O'Connell. |
| 0:11.1 | I'm your host, and I'm a retired FBI agent and a former member of the FBI's Evidence |
| 0:15.8 | Response Team. |
| 0:17.0 | And with me today is? |
| 0:18.7 | Hi, it's Jim Clementi, retired FBI profiler, former New York City prosecutor, |
| 0:22.6 | right, reducer of criminal minds and bluebeard on Audible. |
| 0:25.8 | And today we have a very special guest who is a longtime colleague and friend of ours, and that is |
| 0:33.5 | Cheryl Mack McCollum. |
| 0:35.1 | I am a crime scene investigator in Hauteville, Georgia, but I have got something. |
| 0:40.8 | I am dying to show the two of y'all. Okay, go ahead. So we're in the midst of doing some |
| 0:45.9 | remodeling at the house, but this is very special to me. This is a target from the FBI headquarters that an FBI agent shot in 1977 and then gave to me out the side door. |
| 1:04.5 | With the Thompson Submachine God, if I'm not mistaken. |
| 1:08.1 | Yeah, that's a pretty good grouping. |
| 1:09.9 | It's fairly good shooting, no doubt. |
| 1:13.0 | Yeah. |
| 1:13.7 | An incredible experience because in 1977, they had markers by every gun. |
| 1:20.3 | They had every gun imaginable. |
| 1:22.1 | Right. |
| 1:22.6 | A number, and they would shoot that gun. |
| 1:25.4 | Wow. |
| 1:26.2 | So it was a great experience for me, but I thought the two of y'all would appreciate it. |
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