MICHAEL RUIZ: Cold case DNA unmasks 'Montauk Mary' as cops probe link to Jersey Shore 'Thrill Killer'
Sofia Margherita Marrone, known as "Montauk Mary" for decades, was identified via DNA and linked to Jersey Shore "Thrill Killer" Richard Biegenwald.

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MICHAEL RUIZ: Cold case DNA unmasks 'Montauk Mary' as cops probe link to Jersey Shore 'Thrill Killer' (opens Fox News in a new tab)
Sofia Margherita Marrone, known as "Montauk Mary" for decades, was identified via DNA and linked to Jersey Shore "Thrill Killer" Richard Biegenwald.
