The Hunt for the Long Island Serial Killer
New clues in one of the largest unsolved murder cases in the U.S. A victim’s daughter speaks out for the first time. "48 Hours" correspondent Erin Moriarty reports.
[EDITOR'S NOTE: In July 2023, Rex Heuermann, an architect from Massapequa, Long Island, was arrested and charged with the murders of Megan Waterman, Amber Costello and Melissa Barthelemy. He pleaded not guilty. Heuermann is considered a prime suspect in the death of Maureen Brainard-Barnes. Erin Moriarty has been covering this story since 2011.]