David Crowley and The Gray State | From The Case Files | A Real Cold Case Detective’s Opinion

About Ken Mains: You have seen him on the History Channel tracking the Zodiac Killer and on the Discovery Science Channel investigating history’s greatest mysteries. He served a combined 20 years in law enforcement and the United States Marine Corps. You read his best-selling autobiography ’Unsolved No More.’ It is said he is “one of this countries greatest detectives“ and the foremost authority on unsolved cold cases. The credentials are there: USMC Veteran, Bachelors Degree (Criminal Justice), Masters Degree Studies (Criminal Profiling), Patrol Officer, Undercover Narcotics, FBI Task Force, District Attorney’s Office, Drug Task Force Supervisor and Cold Case Detective. He is the founder of AISOCC, where he led the worlds best investigators including the Homicide Hunter Joe Kenda, Dr. Werner Spitz, Dr. Henry Lee, Dr. Mary Ellen O’Toole and Dr. Cyril Wecht, Jim Clemente, Bob Keppel to name a few. Follow renowned Cold Case Expert Ken Mains on his mission to solv