The desperate search for missing 84-year-old Nancy Guthrie just took a frustrating turn — and it could drag the case out for months.
A single strand of hair found inside Guthrie’s Arizona home is now at the center of a growing controversy, with a former FBI agent warning the long-awaited DNA testing could seriously slow the investigation instead of speeding it up.
Jennifer Coffindaffer, a retired FBI agent, didn’t hold back when breaking down the situation. According to her, the FBI is essentially being forced to “start at ground zero” after the evidence — collected more than two months ago — was only just handed over for federal testing.
And yes, investigators are now racing against time.
The hair sample, which was originally sent to a private lab in Florida, has finally made its way to the FBI’s lab. But instead of bringing immediate answers, it’s raising more questions — and potentially weeks or even months of delays.
“This is not new evidence,” an FBI official stressed, making it clear the bureau had actually been requesting the material since February. Translation? Behind the scenes, tensions may have been brewing over how long it took to get critical evidence into the right hands.
Coffindaffer described the FBI’s tone as “irritated,” suggesting frustration over the holdup — and now, they’ll have to redo testing from scratch.
And here’s where it gets even more complicated.
Everything could hinge on that one hair.
If the sample contains usable DNA, investigators may attempt to trace it through genealogy databases like 23andMe or AncestryDNA — a tactic that has cracked cold cases before. But if the hair lacks a root, the process becomes far more tedious and time-consuming.
“It’s a much longer and more tedious process,” Coffindaffer warned. “And it’s going to take much more time.”
Right now, key details remain a mystery. Investigators haven’t revealed where exactly the hair was found — whether it was on a couch, in a bed, or somewhere more suspicious — and they haven’t confirmed if it even contains a root.
Meanwhile, the clock keeps ticking.
Nancy Guthrie — the mother of Savannah Guthrie — vanished on January 31 from her home in Tucson’s Catalina Foothills. Authorities have made it clear they do not believe she left voluntarily.
In fact, Chris Nanos previously said there were clear signs pointing to something far more sinister, calling it a likely targeted kidnapping. Even more chilling, Guthrie reportedly requires daily medication — meaning every passing day raises the stakes.
Investigators have already uncovered disturbing clues.
Blood found on the porch was confirmed to belong to Nancy. A glove discovered miles away? No DNA hits in the national database. Surveillance footage? It shows a mysterious man — about 5’9” to 5’10”, wearing a black backpack — tampering with her home security camera the morning she disappeared.
Yet despite all of that, no suspects have been publicly named.
And now, with this latest DNA twist, the case could slow to a crawl just as urgency reaches a boiling point.
Multiple rewards are on the table — including up to $100,000 from the FBI, more than $100,000 from local crime stoppers, and a staggering $1 million offered by the family for Nancy’s safe return.
But for now, investigators — and a desperate family — are left waiting on a single piece of evidence that could either crack the case wide open… or keep it buried in uncertainty for months to come.

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