Guthrie Investigation: Forensic Analysis Could Uncover Suspect Video Evidence

The lead investigator in Nancy Guthrie's disappearance case has shared with the Daily Mail that digital forensics might provide crucial new evidence to identify...
HomeUSInside the Search: Properties Investigated in the Nancy Guthrie Disappearance Case

Inside the Search: Properties Investigated in the Nancy Guthrie Disappearance Case

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In a significant turn of events in the search for the missing Nancy Guthrie, authorities executed a dramatic search of a residence in Rio Rico, Arizona, on Friday night. This community, situated just north of the Mexican border, became the focal point of the investigation as this marked the first search conducted outside the properties of Guthrie’s family members.

The operation was a collaborative effort between the Pima County Sheriff’s Department and the FBI, who were equipped with a court-approved warrant. They targeted a home in the desert town, which houses approximately 20,000 residents. At the heart of this probe was Carlos Palazuelos, an individual linked to the premises, who was briefly detained and questioned during the investigation.

Authorities carried out their search through the night, eventually leaving the location early on Wednesday morning. Before this latest development, investigative efforts were confined to the properties of Nancy Guthrie and her eldest daughter, Annie.

As the search for Nancy Guthrie continues, a map illustrating the three key locations involved in the case has been released, underscoring the expanding scope of the investigation.

Map shows search locations in Nancy Guthrie case

A map shows three locations that have been searched in connection with the Nancy Guthrie missing person case. (Fox News Digital)

Authorities searched Nancy’s home on Sunday, Feb. 1, after she reportedly did not attend a weekly group meetup where she normally watched a livestreamed church service with acquaintances.

In the evening hours of Friday, Feb. 6, the FBI returned to Nancy’s home, cleared the media away and searched the property again, including on the roof.

A Fox News drone captured an agent appearing to remove a white cylindrical device from a ledge overlooking a courtyard on the property. Authorities later removed a blue SUV from Guthrie’s garage and towed it to an impound lot.

Law enforcement gather outside the house of a person of interest in the Nancy Guthrie case

A large police presence outside a residence in Rio Rico, Arizona, on Tuesday, February 10, 2026. (Dario Alequin for News Digital)

Annie Guthrie’s home has also been searched twice, once on Wednesday, Feb. 4, three days into the investigation, and again on Saturday, Feb. 7.

Authorities also stopped by the home briefly on Feb. 6, around the same time as the second search at Nancy’s property. They briefly viewed the side yard on the property and then left.

The Feb. 7 search, which NBC’s Tom Winters reported was “consented to,” was intensive. Investigators entered the home with what appeared to be a white suitcase and a brown bag, and stayed on the property from about 8:00 p.m. to 10:30 p.m.

An investigator transports specialized monitoring equipment the Annie Guthrie residence.

An investigator arrives at the home of Annie Guthrie in Tuscon, Arizona, on Wednesday, February 4, 2026. Nancy Guthrie has been missing since last being seen on Saturday night. (Derek Shook for Fox News Digital)

Authorities have also conducted multiple extensive searches in both Nancy and Annie’s neighborhoods. The latest canvassing effort took place Tuesday evening, as the FBI went door-to-door in Annie’s neighborhood. 

That effort came on the heels of the first major update in the case. 

FBI investigators wearing tactical vests walking through Annie Guthrie's neighborhood in Tucson, Arizona

FBI investigators canvass the neighborhood around Annie Guthrie’s home in Tucson, Arizona, on Tuesday, February 10, 2026. The investigation into the disappearance of her mother, Nancy Guthrie, continues. (DWS for Fox News Digital)

On Tuesday afternoon, FBI Director Kash Patel released images and video from a doorbell camera on Nancy’s property showing a masked individual covered head-to-toe, wearing a backpack, gloves and armed with a firearm, approaching the home’s entrance.

There are still no suspects in the case.

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