RIVERHEAD, N.Y. -- Suspected Gilgo Beach serial killer Rex ... to Heuermann. The defense has raised concerns about the California lab's testing methods, calling them unproven. Prosecutors, however, ...

Rex Heuermann, accused of multiple murders, contests DNA evidence in court, with his defense questioning the scientific acceptance of the forensic techniques used.

Judge Timothy Mazzei will also hear from both sides to determine how much of the prosecution’s mountain of evidence will be admissible.

Suspected Gilgo Beach serial killer Rex ... against Heuermann – which has, so far, linked him to every victim whether his DNA, his estranged wife Asa Ellerup’s DNA, or his daughter Victoria ...

open image in gallery Suspected Gilgo Beach serial killer Rex Heuermann stood next to his ... and “Baby Doe,” a child believed to be the daughter of Peaches, who was found near Valerie Mack ...