See the trailer for Peacock's new documentary, The Gilgo Beach Killer: House of Secrets, premiering this June.

Preview: The upcoming 3-part documentary takes viewers inside the home of accused killer Rex Heuermann and features conversations with those closest to him.

The retired FBI agent’s computer screen revealed scores of pictures of artifacts in the collection of the Police Heritage Museum: long-ago confiscated brass knuckles, vintage badges, a holding jail ...