Suspected Gilgo Beach serial killer Rex Heuermann has been charged with the 2000 murder of Valerie Mack. He has pleaded not ...

Here's what we know: FILE - Rex Heuermann, left, charged in the Gilgo Beach serial killings on Long Island and Valerie Mack, right, who went missing in ... with a fine tooth comb.

Serial killer suspect Rex Heuermann ... Mr Heuermann was charged for Ms Waterman’s murder in July 2023. Ms Mack was 24 years old and living in Philadelphia when she went missing.

Serial killer suspect Rex Heuermann, who allegedly tortured his ... and Megan Waterman were discovered during a search for a missing escort, Shannan Gilbert, who later was found dead in a marsh.