4:12 A.M. HEARTBEAT ALERT Nancy’s implanted PACEMAKER suddenly transmits a 3-minute signal from the desert near Nogales — the FBI races to the GPS coordinates, and what agents encounter on arrival deepens the mystery
4:12 A.M. HEARTBEAT ALERT 🚨 Nancy’s implanted PACEMAKER suddenly transmits a 3-minute signal from the desert near Nogales — the FBI races to the GPS coordinates, and what agents encounter on arrival deepens the mystery
Authorities confirmed that at approximately 4:12 a.m., a health-monitoring application linked to Nancy Guthrie’s implanted cardiac device registered a brief but detectable transmission. According to federal sources, the signal lasted roughly three minutes before dropping offline. The alert, automatically routed through a family monitoring account and medical data relay service, displayed geolocation metadata placing the device in a remote desert area outside Nogales, Arizona.
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Because implanted cardiac devices can transmit diagnostic pings under specific physiological or manual activation conditions, the signal immediately drew attention. Family members reportedly notified law enforcement within minutes. Due to the cross-border proximity and the sensitive nature of medical telemetry data, federal authorities were contacted to assist. The FBI coordinated with local deputies to verify the coordinates and initiate a rapid response.
By sunrise, agents and search personnel were navigating rugged terrain guided by the latitude and longitude extracted from the transmission log. The area identified lies within sparsely traveled desert land characterized by uneven washes, brush clusters, and limited cellular infrastructure. Officials confirmed that specialized equipment was used to triangulate any residual electronic activity.
Upon arrival at the pinpointed location, investigators did not find Nancy. However, authorities acknowledged discovering physical disturbances in the terrain consistent with recent activity. Federal teams conducted a systematic sweep, documenting tire impressions and scattered debris within a defined radius. Forensic technicians collected soil samples and searched for electronic components that might explain the temporary signal burst.
Officials cautioned that cardiac devices can, under certain conditions, emit delayed diagnostic data unrelated to a patient’s current location. Investigators are now consulting medical device experts to determine whether the transmission reflects real-time movement, environmental interference, or possible device manipulation.
No confirmation has been given that Nancy was physically present at the site during the signal window. The investigation remains active as digital forensics specialists analyze backend server logs, transmission pathways, and device authentication records to determine precisely how and why the 4:12 a.m. alert occurred.
Nancy Guthrie disappearance: What we learned from the doorbell video
Doorbell security camera footage released Tuesday shows a masked person with a gun outside the Tucson home of Nancy Guthrie, marking a major development in the search for the 84-year-old mother of “Today” host Savannah Guthrie, who vanished more than a week ago.
Authorities initially reported that the doorbell camera had been removed or disconnected, but investigators recovered the footage from “residual data” stored in backend systems.
Officials say Nancy Guthrie was taken against her will. She was last seen at her home on Jan. 31 and reported missing the next day when she did not attend church. DNA testing confirmed that blood found on her front porch belonged to her.
Family members say she requires daily medication and has multiple health issues, including high blood pressure, mobility limitations and a pacemaker.
Newly recovered video shows masked, armed person approaching home
The surveillance video, released jointly by the Pima County Sheriff’s Department and the FBI, shows a person in a ski mask with openings at the eyes and mouth, a backpack, gloves and what appears to be a handgun holster strapped to their waist.
The individual walks onto the porch, then tries to cover the doorbell camera with a gloved hand and part of a plant ripped from the yard.
FBI Director Kash Patel wrote on X that the video shows “an armed individual appearing to have tampered with the camera at Nancy Guthrie’s front door the morning of her disappearance.”
Investigators previously believed the camera had been disconnected between 1:47 a.m. and 2:28 a.m. Patel said agents spent days searching for lost or corrupted images before discovering “residual data.”
Security camera photos of a person of interest in the Nancy Guthrie case. (AP/FBI)
Former FBI agent: even a masked suspect leaves clues
Former FBI agent Katherine Schweit told the Associated Press that the release could prompt a surge in tips. She said that even heavily covered suspects leave identifiable traits, including gait, body shape and facial structure.
“You can see their girth, the shape of their face, potentially their eyes or mouth,” Schweit said. “You can see a gait that people around that person may recognize immediately.”
Camera initially yielded no footage
Investigators had hoped to use the camera footage early in the case, but Sheriff Chris Nanos said the device was disconnected Sunday morning. Although motion was detected, Guthrie did not have an active subscription, so no footage could be retrieved.
Federal investigators later succeeded in pulling data from backend systems.
Ransom letters and conflicting signals
Ransom notes have complicated the investigation. Some appear to be scams, including one that resulted in an arrest. Another note, reported by Tucson outlets and TMZ, demanded $6 million in Bitcoin and set a deadline of 5 p.m. Monday.
The deadline passed with no sign of Guthrie, and the FBI said it is not aware of direct communication with the family.
FBI spokesperson Connor Hagan said investigators have not identified any suspects.
In this image provided by NBCUniversal, Savannah Guthrie, right, her mom Nancy speak, Wednesday, April 17, 2019, in New York. (Nathan Congleton/NBCUniversal via AP)
Family messages shift from kidnappers to the public
Savannah Guthrie and her siblings have posted several videos throughout the investigation, initially directing messages to the suspected abductors.
In an early message, the family said, “We want to hear from you and we are ready to listen,” and asked for proof their mother was alive.
In later videos, Camron Guthrie pleaded again: “Whoever is out there holding our mother, we want to hear from you. We haven’t heard anything directly.”
A weekend video included the message, “We received your message, and we understand. We beg you now to return our mother to us… this is very valuable to us, and we will pay.”
On Monday, Savannah Guthrie grew more desperate as the ransom deadline approached, saying, “We are at an hour of desperation.”
The home of Nancy Guthrie, the missing mother of “Today” show host Savannah Guthrie, is seen from above, Thursday, Feb. 5, 2026, in Tucson, Ariz. (AP Photo/Caitlin O’Hara)
After the surveillance images were released Tuesday, her message shifted to the public. Posting the stills, she wrote, “We believe she is still alive. Bring her home,” urging anyone nationwide to contact law enforcement. Thousands of comments poured in within minutes.
National attention increases pressure
The FBI has begun posting digital billboards about the case in major cities from Texas to California. White House press secretary Karoline Leavitt said President Donald Trump watched the surveillance video and was in “pure disgust,” urging anyone with information to call the FBI.
Authorities say tips are critical as they work to identify the person in the footage.
Anyone with information is asked to contact the FBI at 1-800-CALL-FBI or the Pima County Sheriff’s Department.
HORROR AT HOME: Missing Woman Found Dead as Cops Seal Off Property
Breaking news: FBI found Nancy in a state of extreme distress; Savannah Guthrie was unable to control her emotions…
The FBI today that based on video analysis, the backpack seen on the man on Guthrie’s porch the night she disappeared was a black, 25-liter Ozark Trail Hiker Pack.
The Ozark Trail brand is a private label brand exclusive to Walmart. So, when bought new, it can only be purchased at Walmart.
Walmart did not immediately respond to a request for comment.
Images posted to X by FBI Phoenix on Thursday show security footage of a masked man and a black Ozark Trail brand backpack. via FBI Phoenix
With porch video, investigators got the ‘game changer’
After 10 excruciating days without much to go on, authorities looking for Guthrie finally got a big break: video of an armed, masked person at her doorstep the morning she went missing.
The black-and-white video captured by Guthrie’s doorbell camera, which the FBI and the Pima County Sheriff’s Department made public, gives investigators clues that could help their search.
“When you get video, it opens up many new avenues and details,” said Eric Draeger, a former Milwaukee police detective who specialized in high-tech tools. “Detectives hope to get something like this in a case like this.”
Bryanna Fox, a criminology professor at the University of South Florida, agreed. “This is the game changer we were waiting for,” she said.
Guthrie’s neighbors are united in their show of support for family
Tucson residents and neighbors of Nancy Guthrie continue to drop by her Catalina Foothills home, leaving flowers and notes of hope.
This afternoon, Kourtney Rose, who considers herself a Tucson native who has lived in the neighborhood for about a year, stopped by with sunflowers.
“Yellow for hope,” Rose told NBC News. “We hope they find her; I hope she comes home.”
Yesterday, the Catalina Foothills ᴀssociation emailed residents encouraging them to bring yellow flowers to the curb outside Guthrie’s home. Yellow flowers and ribbons are often a sign of awaiting someone’s return.
“I think it shows our community and how we support each other,” Rose said. “This isn’t the first tragedy we’ve had in Tucson, and we really do come together.”
Man seen in security video near gate of Tucson home is cleared in Guthrie disappearance, officials said
Law enforcement officials have cleared a man who was seen near the gate of a Tucson home in a security video from the night Guthrie disappeared, according to two officials briefed on the matter.
The video, which was shared on the Neighborhood app and circulated online, shows a man in a gray hooded top, jeans and two backpacks near the gate of a home at 1:52 a.m. That home is 4.2 miles from Guthrie’s home.
The Pima County Sheriff’s Department said it is aware of the video and is looking at all investigative leads. It did not say it’s in any way connected to the Guthrie case.
California man accused of sending fake ransom note appears in Arizona court
Derrick Callella, 42, the California, man accused of sending a fake ransom note to Nancy Guthrie’s family, made his initial appearance in federal court in Tucson today.
Callella, of Hawthorne, is charged with transmitting a demand for ransom in interstate commerce and using a telecommunications device with intent to abuse, threaten or harᴀss a person.
Prosecutors, citing the criminal complaint, alleged he sent the demands in the form of two text messages to Guthrie’s family on Feb. 4 and made a 9-second phone call to a family member,
He was released before trial. His conditions of release are the same as those that were agreed upon by a judge in Los Angeles last week, which include device monitoring and limited travel only from California to Arizona. He’s not allowed to contact potential witnesses or victims, NBC affiliate KVOA of Tucson reported.
Tom WinterTom Winter is NBC’s National Law Enforcement and Intelligence Correspondent.
The FBI’s new details about the man captured on Nancy Guthrie’s doorbell camera could explain why the agency was seen putting up a white tent over the front entry of her home in Tucson today.
The FBI’s Operational Technology Division may have been taking precise measurements of the previous location of the doorbell camera and other fixed points of the arched entryway.
Armed with the knowledge of the camera angle and other fixed points on the porch, as well as some math, investigators would be able to determine the height of the person they’re now describing as a suspect. (In a statement tonight, they said the man was 5’9″ to 5’10” tall with an average build.)
The FBI has a history of success in getting accurate measurements of a person captured on a fixed camera with other fixed objects around.
A woman walks her dogs past Nancy Guthrie’s house on Feb. 12, 2026, where a tent has been erected outside her door.
A woman walks her dogs past Nancy Guthrie’s house, where a tent has been erected outside her door.
FBI bumps reward for information up to $100,000
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Marlene Lenthang
The FBI tonight also announced that the reward for information leading to Nancy Guthrie or an arrest or a conviction of anyone involved in her disappearance has increased to $100,000.
The FBI said it hopes the updated description of the suspect will help “concentrate” tips, saying it has received more than 13,000 tips from the public since Feb. 1.
FBI zeros in on details about suspect’s height and backpack
The FBI today released new identifying details about the suspect in Nancy Guthrie’s disappearance after a forensic analysis of doorbell camera video.
The suspect is described as a male, 5’9″ to 5’10″ tall, with an average build.
He was wearing a black, 24-liter Ozark Trail Hiker Pack backpack based on the video.
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FBI Director Kash Patel shared six black-and-white pH๏τos and three videos of a potential subject in the Guthrie kidnapping case on social media this week. The images and video clips appear to have been captured by Guthrie’s doorbell camera, which the perpetrator later disconnected, officials have said.
The images show a person wearing a mask and gloves and carrying a backpack, walking up to the home, trying to cover the doorbell camera with their hand and using a brush pulled from the front yard.
Patel said, “The video was recovered from residual data located in backend systems” of the camera.
Savannah Guthrie shared home movies on Instagram of herself, her siblings and her mother when they were younger. In her caption she wrote: “Our lovely mom. We will never give up on her.”
A tent was placed outside Guthrie’s front door today from 7:35 a.m. to 9 a.m.; it’s not clear what it was used for.
Gloves were recovered as evidence and are being sent out for analysis, the Pima County Sheriff’s Department said today. Pictures and videos released this week by the FBI depicting Guthrie’s possible kidnapper showed a person wearing black gloves.
Authorities expanded their call for video. Police sent an alert through the Neighbors App to users within a 2-mile radius of Guthrie’s home.
Pima County Sheriff Chris Nanos has said Guthrie does not have cognitive issues, characterizing her as “sharp as a tack.” However, he said, she has limited mobility and needs to take medication daily or “it could be fatal.”
“She is mobile. It’s a challenge for her to get, as the family says, she couldn’t walk 50 yards by herself,” he said.
Guthrie has a pacemaker — a device typically implanted under the skin to regulate heartbeat — which disconnected from its monitoring app on her phone early Feb. 1.
In an emotional video posted on her Instagram page, Savannah Guthrie pleaded for her mother’s return, noting her health is fragile.
“She lives in constant pain. She is without any medicine. She needs it to survive, and she needs it not to suffer,” Savannah Guthrie said in the video, flanked by her sister, Annie Guthrie, and brother, Camron Guthrie.
The FBI is looking into ransom notes or communications involving the Guthrie family, the sheriff’s department said.
No news briefings are scheduled at this time, and Nanos, the sheriff, is not conducting one-on-one interviews; however, he sheriff the department’s spokesperson.
A news conference will be called when there is a significant development.
The Pima County Sheriff’s Department is asking for all video, including video of vehicles, vehicle traffic, people, pedestrians and anything “neighbors deem out of the ordinary or important to our investigation” from Jan. 1 to Feb. 2.
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Police also sent an alert through the Neighbors App to all users within a 2-mile radius of Guthrie’s home. In addition, app users may receive requests from the sheriff’s department for security video from doorbell cameras.
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