Forensic scientists reevaluate the unsolved cases of Sam Sheppard, Martin Frias and Walter Scott by applying new methods. Join forensics experts and criminal investigators to solve the case.

Season 4, Episode 10 - The FBI Files - "Grave Discoveries" - Some cases simply can’t be solved with current technology or with the evidence at hand. But that doesn’t mean they’ll remain unsolved forever. Over time, a witness may be ready to talk, a new DNA technique might offer more precision, an overlooked clue might be discovered. Forensic scientists reevaluate unsolved crimes and apply new methods to solving them.

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American True Crime is the place to watch full-length true crime documentaries.

About The FBI Files: Covering actual FBI cases, including homicide, kidnapping, heists, and organised crime, with dramatic reenactments and interviews with agents and forensic scientists who worked in the investigations.

About The New Detectives: World-renowned forensics experts and criminal investigators solve murders and other crimes, using forensic evidence as they seek convictions.

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