
The long-unsolved killings were the subject of numerous CBS "48 Hours" reports and the 2020 Netflix film "Lost Girls." The major development comes more than a decade after the victims' bodies were found on Gilgo Beach. Brainard-Barnes, which evidence closely fits the modus operandi of the Defendant in relation to the deaths of the other three women," the filing states. "Moreover, there is substantial evidence of Defendant Heuermann's involvement in the disappearance and death of Ms. Tierney also said investigators gathered evidence of the suspect's internet search history, which included what he described as "torture porn" - "depictions of women being abused, being raped and being killed" - as well as photos of the victims, photos and locations of the victims' relatives, and over 200 searches for information about the investigation itself. "The initial plan was to allow the grand jury investigation to go a little further, but at a certain time, again, the task force felt for reasons having nothing to do with the evidence in the case, we had to take him down," he said. Tierney said investigators had to balance continuing to gather evidence with public safety. But the technology improved, Tierney said, and investigators were able to test the hairs with more advanced methods using mitochondrial DNA. Tierney said the burlap found wrapped around the three victims, who were each bound in the same way, was camouflage burlap, typically used in duck blinds.Īuthorities recovered hairs found with each of the victims, which were too degraded to test for DNA with the techniques available at that time.

In addition, the court filing says a hair found on burlap that wrapped one of the victims was determined to be a DNA match to Heuermann, based on a DNA sample retrieved from crusts in a pizza box he discarded. Tierney said FBI analysts were able to compare the cell site data of the victims' cellphones and data from seven prepaid, anonymous burner phones the suspect used to communicate with each of the victims, which gave investigators a lead.
