The man accused in the Gilgo Beach serial killings has been left to reconsider his defense approach after a Long Island judge ruled that advanced DNA evidence would be admissible in court. Rex Heuermann stands accused of orchestrating the murders of 7 sex workers as DNA analysis linked him to the corpses. Rex Heuermann's lawyer, Michael Brown, had challenged the DNA evidence and requested that his client be tried separately for each of the alleged killings. Ray Tierney, who has largely built his case against Heuermann on DNA. "If I wasn't confident in this case, I would've never brought it to trial," Tierney said.