How Gilgo Beach serial killer Rex Heuermann could help the FBI

Rex Heuermann, the man known as the Gilgo Beach killer, admitted killing eight women over a span of decades, and the FBI is now looking into what motivated the 62-year-old to carry out his crimes to help capture other criminals in the future.

Rex Heuermann, the man known as the Gilgo Beach killer, admitted to killing eight women over a span of decades, and the FBI is now looking into what motivated the 62-year-old to carry out his crimes to help capture other criminals in the future.

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As part of his guilty plea agreement, Heuermann will now have to cooperate with investigators from the FBI’s behavioral analysis units.

District Attorney Raymond A. Tierney of Suffolk County, New York, said at a press conference Wednesday that the deal will help officials learn about Heuermann’s motivation, describing the behind-closed-doors interviews as “sort of an academic exercise.”