'I strangled her.' Family man Richard Cottingham's double life as serial killer
Richard Cottingham was leading a dark and sadistic double life as one of the area's most notorious serial killers.
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On the surface, Richard Cottingham was a typical family man. However, he was leading a dark and sadistic double life as one of the area's most notorious serial killers.
VIDEO: Extended police tape of Richard Cottingham interview, confession (WARNING: Explicit Content)
