Investigators were certain they knew who killed Leslie Preer. Their main suspect had motive, a suspicious alibi, and a failed polygraph. Investigators had everything they needed — except the right guy. Twenty-three years later with a pair of fresh detectives, a water bottle at Dulles Airport told a very different story.

Crimes of the Centuries is a podcast from Grab Bag Collab exploring forgotten crimes from times past that made a mark and helped change history. You can get early and ad-free episodes and more over at www.grabbagcollab.com

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