What to Know About 'Long Island Serial Killer' Case After Suspect Is Arrested
Maureen Brainard-Barnes, Melissa Barthelemy, Megan Waterman and Amber Costello.Photo:Suffolk County Police Department; Barthelemy family; Suffolk County Police Department (2)It’s been 13 years since police began investigating the case of the so-called"Long Island Serial Killer,“and the breakthrough families have been waiting for may have finally come.A law enforcement source confirms to PEOPLE that Rex Heuermann, an architect with an office in Manhattan, has been identified as the suspect in the case and arrested....