Lab behind Gilgo Beach killer conviction believed to be involved in Nancy Guthrie abduction case

A San Francisco forensics laboratory that helped ace the Long Island serial slayer lawsuit is present believed to beryllium progressive successful the hunt for answers aft the suspected abduction of Nancy Guthrie successful Tucson, Arizona.

Gilgo Beach slayer Rex Heuermann, who admitted to sidesplitting 8 women betwixt 1993 and 2010, pleaded blameworthy earlier this period aft his defence failed to flooded groundbreaking DNA grounds collected from rootless hairsbreadth samples.

"I americium beauteous assured that they volition privation to usage the laboratory that they person been highly palmy with, which is Astrea," said CeCe Moore, 1 of the nation's starring familial genealogists astatine Parabon Nanolabs successful Virginia. "DLI has been moving to refine their ain rootless hairsbreadth analysis, but I haven't seen immoderate palmy cases from them yet."

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A divided representation shows a radical of Pima County deputies investigating extracurricular the location of Nancy Guthrie successful Tucson, Arizona, and a representation of Guthrie. She has been missing since Feb. 1, erstwhile she is believed to person been abducted from her house. (Michael Ruiz/Fox News Digital)

She was referring to DNA Labs International, the Florida laboratory that the Pima County Sheriff's Department initially sent the samples to successful the days aft Guthrie's suspected abduction.

Now that the FBI has the materials, Astrea Forensics could beryllium connected the shortlist of specialized backstage labs that could help.

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The laboratory developed a DNA illustration from rootless hairsbreadth grounds successful the Heuermann case, and Moore said she's personally been progressive successful six palmy cases successful which Astrea did akin work.

Savannah Guthrie and her parent Nancy Guthrie are pictured Thursday, June 15, 2023. (Nathan Congleton/NBC)

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"The FBI utilized them for the Gilgo case," she told Fox News Digital. "So they person a batch of assurance successful Astrea."

An FBI authoritative told Fox News Digital connected Thursday that among the grounds collected from wrong Guthrie's location is simply a hairsbreadth illustration that had been sent to a backstage laboratory successful Florida by the Pima County Sheriff's Department successful the days aft her suspected kidnapping.

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"If there’s a accidental they tin lick Nancy’s case through this lab, I judge without question it should beryllium sent there," said Allison Winter, a societal idiosyncratic and psychotherapist who has been moving with the Heuermann family.

Rex A. Heuermann pleads blameworthy to murdering 7 women and admits to an eighth sidesplitting during a proceeding successful Suffolk County Court successful Riverhead, N.Y., connected April 8, 2026. (James Carbone/Newsday via Pool)

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Now, with nary answers much than 11 weeks later, the illustration has been sent to the FBI for much precocious testing.

"Sending it to Astrea, wherever determination is simply a proven way record, is by acold the safest option," Moore told Fox News Digital.

The FBI had wanted the illustration much than 2 months ago, according to Ben Williamson, who is adjunct manager of nationalist affairs astatine the FBI.

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A structure has been placed implicit the beforehand entranceway to Nancy Guthrie's location successful Tucson, Arizona, Thursday, Feb. 12, 2026. The probe into her disappearance is ongoing. (Kat Ramirez for Fox News Digital)

"This is not caller grounds oregon information," helium wrote connected X Monday. "FBI asked to trial this DNA 2 months agone with the aforesaid exertion we’ve ever had — erstwhile the section sheriff alternatively sent it to a backstage lab. Any further developments we volition stock arsenic soon arsenic appropriate."

Fox News Digital reached retired to Astrea but did not instantly person a response.

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Anyone with accusation connected Guthrie's disappearance is asked to telephone 1-800-CALL-FBI.

There is simply a combined reward of much than $1.2 cardinal for accusation successful the case.