It's been six months since Nancy Guthrie, the mother of "Today" show host Savannah Guthrie, was kidnapped from her Tucson, Arizona, home, and the 84-year-old remains missing.Here's a timeline of the mysterious case:Saturday, Jan. 315:32 p.m.: Nancy Guthrie took an Uber to her daughter’s home for dinner, Pima County Sheriff Chris Nanos said. Investigators have spoken with the Uber driver, he said.9:48 p.m.: Nancy Guthrie was dropped off at home by her family, Nanos said. Her garage door opened at approximately 9:48 p.m. and her garage door closed at 9:50 p.m., he said.An image provided by the Pima County Sheriff's Department, Feb. 2, 2026, shows missing person, Nancy Guthrie.Pima County Sheriff's Department via APSunday, Feb. 1Investigators believe Nancy Guthrie was abducted in her sleep early on Feb. 1, according to the sheriff's department.1:47 a.m.: Nancy Guthrie's doorbell camera disconnected, the sheriff said.2:12 a.m.: The camera software detected a person on camera, but no video is available, the sheriff said. "They had no subscription and therefore it would rewrite itself, kind of -- it just kind of loops right and covers up," the sheriff said. "That's what our analysis teams have told us. We're not done with that." The sheriff said there were multiple cameras at the home. An aerial view shows the home of Nancy Guthrie on February 7, 2026 in Tucson, Arizona.Rebecca Noble/Getty Images2:28 a.m.: Nancy Guthrie's pacemaker app disconnected from her phone, Nanos said.11:56 a.m.: Relatives responded to Nancy Guthrie's home and discovered she was missing, the sheriff said.12:03 p.m.: The family called 911, the sheriff said.Wednesday, Feb. 4Multiple ransom notes circulated in the wake of the kidnapping, and on Feb. 4, Savannah Guthrie and her siblings spoke out in a heart-wrenching video and directly addressed their mother's potential abductors."We too have heard the reports about a ransom letter in the media," they said. "As a family, we are doing everything that we can. We are ready to talk. However, we live in a world where voices and images are easily manipulated. We need to know without a doubt that she is alive and that you have her. We want to hear from you and we are ready to listen. Please reach out to us."To their mom, they said, "Everyone is looking for you, Mommy, everywhere. We will not rest."A view of Nancy Guthrie's house after the disappearance of the 84-year-old mother of U.S. journalist and television host Savannah Guthrie, who went missing from her home in Tucson, Arizona, February 5, 2026.Evan Garcia/ReutersThursday, Feb. 5Savannah Guthrie's brother, Camron Guthrie, said in a video on Feb. 5, "Whoever is out there holding our mother, we want to hear from you. We haven't heard anything directly. We need you to reach out and we need a way to communicate with you so we can move forward. But first we have to know that you have our mom. We want to talk to you and we are waiting for contact."Saturday, Feb. 7Savannah Guthrie and her siblings posted a video to social media saying they have received a message and are willing to pay.The message from the person claiming to be the kidnapper was sent to a local media outlet and contained a Feb. 9 deadline for the Guthrie family to pay a ransom in bitcoin. Investigators said they were taking the message seriously but could not confirm its authenticity.“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," the siblings said.The message they referenced is the same message the FBI and sheriff said they were studying, according to a source familiar with the investigation.A Pima County Sheriff's Office deputy stands outside of the home of Nancy Guthrie, February 8, 2026 in Tucson, Arizona.Rebecca Noble/Getty ImagesMonday, Feb. 9Savannah Guthrie spoke directly to the camera in an Instagram video, asking the public for help."We are at an hour of desperation, and we need your help," she said."We believe our mom is still out there. ... She was taken, and we don’t know where, and we need your help," she said. "So I'm coming on just to ask you … no matter where you are ... if you see anything, if you hear anything, if there's anything at all that seems strange to you, that you report to law enforcement."A rock left by supporters reads "please pray, bring her home" at the home of Nancy Guthrie, the 84-year-old mother of U.S. journalist and television host Savannah Guthrie, who went missing from her home in Tucson, February 9, 2026.Rebecca Noble/ReutersTuesday, Feb. 10On Feb. 10, investigators released new images and video of an armed suspect in the search for Nancy Guthrie."[L]aw enforcement has uncovered these previously inaccessible new images showing an armed individual appearing to have tampered with the camera at Nancy Guthrie's front door the morning of her disappearance," FBI Director Kash Patel said in his post.FBI Director Kash Patel released a surveillance photo, Feb. 10, 2026 showing a potential subject in investigation of the disappearance of Nancy Guthrie in Tucson, AZ.@FBIDirectorKash/XFBI Director Kash Patel released a surveillance photo, Feb. 10, 2026 showing a potential subject in investigation of the disappearance of Nancy Guthrie in Tucson, Az.@FBIDirectorKash/XSavannah Guthrie posted the images to her Instagram account, with the message, "We believe she is still alive. Bring her home."On Feb. 10, the sheriff's department said it detained a man for questioning. The department later said the man had been released.Law enforcement sources told ABC News that the man was detained after the FBI identified him using a series of electronic investigative tools, including phone usage information and traffic data. The man's home was searched and he was questioned for several hours before being released without charges.Thursday, Feb. 12On Feb. 12, the FBI announced that investigators had zeroed in on more details following analysis of the doorbell camera video.The FBI described the suspect as a man with an average build who stands at about 5 feet 9 inches to 5 feet 10 inches tall.The agency said the suspect was wearing a black, 25-liter Ozark Trail Hiker Pack backpack.The FBI Phoenix posted this photo to their X account, Feb. 12, 2026, of the black, 25-liter ‘Ozark Trail Hiker Pack’ backpack the suspect was wearing in the Ring video in connection to the disappearance of Nancy Guthrie.FBI PhoenixFriday, Feb. 13 - Saturday, Feb. 14Authorities briefly detained a man and searched a house a short drive from Guthrie’s neighborhood late Friday into early Saturday, but there was no arrest and no sign of Guthrie, law enforcement sources told ABC News. Sunday, Feb. 15Investigators lifted DNA of an unknown male profile from a glove found along roadside brush about 2 miles from Nancy Guthrie’s home, sources briefed on the investigation told ABC News on Sunday. The glove appeared to generically match the kind of gloves worn by the suspect caught on her doorbell camera, according to the sources. The sheriff’s department sent the glove to a lab before putting it into the FBI’s national DNA database, the sources said.Popular ReadsInvestigators collected 16 gloves in various areas near the house. Most of them were discarded by the investigators combing the area, the sources said.Monday, Feb. 16Pima County Sheriff Chris Nanos said Monday that members of the Guthrie family are “cleared” as suspects in Nancy Guthrie’s disappearance.“To be clear … the Guthrie family -- to include all siblings and spouses -- has been cleared as possible suspects in this case,” the sheriff said in a statement. “The family has been nothing but cooperative and gracious and are victims in this case.”“The Guthrie family are victims plain and simple,” the statement said.Savannah Guthrie, accompanied by her siblings Annie and Camron, speaks in a video message, addressing that they are willing to pay for the release of their elderly mother, Nancy Guthrie, who went missing from her Arizona home several days ago, in this screen grab obtained from social media video taken at an unspecified location and released February 7, 2026.Savannah Guthrie Via Instagram/via ReutersMonday, Feb. 23Sources familiar with the investigation told ABC News on Feb. 23 that the masked suspect appears to have been at Nancy Guthrie's front door earlier than Feb. 1, the night she went missing.The image the FBI released of the suspect at her front door, without a backpack, was captured by her Nest doorbell camera on a day before the suspected abduction, the sources said.The image the FBI released of the suspect at her front door, without a backpack, was captured by her Nest doorbell camera on a day prior to February 1, the sources said.FBIThe FBI said the images of the suspect with the backpack on are from the morning of her disappearance, Sunday, Feb. 1, when Guthrie failed to show up to watch a virtual church service.FBI Director Kash Patel released a surveillance photo, Feb. 10, 2026 showing a potential subject in investigation of the disappearance of Nancy Guthrie in Tucson, AZ.@FBIDirectorKash/XOne theory, according to the sources, is that the suspect approached the door the first time, noticed the camera and was scared off, only to return later, when he is seen tampering with the device and putting branches in front of the lens.However, the sheriff’s office said in a statement that "there is no date or time stamp associated with these images. Therefore, any suggestion that the photographs were taken on different days is purely speculative."Tuesday, Feb. 24On Feb. 24, Savannah Guthrie announced a new $1 million reward, bringing the combined reward from the family and law enforcement to $1.2 million.Sources familiar with the family’s decision told ABC News the family was prepared to fund the reward from the start but waited until now because they were initially advised against it. "We still believe in a miracle," Savannah Guthrie said on Instagram. "We also know she may be lost. She may be gone."Savannah Guthrie and mother Nancy Guthrie, June 15, 2023.Nathan Congleton/NBC via Getty ImagesSavannah Guthrie said her mom may be "dancing in heaven," but she added, "we need to know where she is."Savannah Guthrie also said her family is donating $500,000 to the Center for Missing and Exploited Children to shine a light on other missing persons cases.Wednesday, March 4The glove recovered about 2 miles from Nancy Guthrie's home was traced back to a person who works at a nearby restaurant and "has nothing to do with the case," Pima County Sheriff Chris Nanos said on March 4.Friday, March 13The FBI in recent weeks recovered additional images from motion-activated cameras trained on Nancy Guthrie's swimming pool, backyard and side yard, sources briefed on the investigation told ABC News on March 13.Investigators were unable to recover video footage, but thumbnail images captured when the cameras were triggered by motion.The cameras recorded nothing suspicious, the sources said.An aerial view shows the home of Nancy Guthrie, the missing mother of "Today" show host Savannah Guthrie, March 6, 2026, in Tucson, Ariz.Rebecca Noble/APInvestigators were able to observe several people in the back and side yards over an unspecified period prior to the abduction. After Nancy Guthrie was taken, law enforcement officers are seen near the pool.However, the cameras captured nothing on the night of the abduction, the sources said. Investigators have drawn no conclusions as to why, but one source described it as "odd."The Pima County Sheriff's Department said it "continues to analyze various forms of evidence in the Nancy Guthrie case, including material from laboratories as well as images and videos captured by cameras."Thursday, March 26Savannah Guthrie spoke out in her first interview nearly two months after the kidnapping, telling her friend and former co-host Hoda Kotb that the images of the suspect are "absolutely terrifying.""I can’t imagine that that is who she saw standing over her bed. I can’t. It’s too much," she said.Savannah Guthrie recounted a heartbreaking conversation with her brother when she asked him if their mother's abduction could have been because of her.“He said, 'I'm sorry sweetie, but yeah, maybe,'" Savannah Guthrie recalled through tears.She told Kotb that it's "too much to bear to think that I brought this to her bedside, that it’s because of me."Thursday, April 16Sources familiar with the investigation told ABC News on April 16 that the FBI had recently received and was now analyzing potentially critical DNA recovered months earlier from Nancy Guthrie's home.A private Florida lab that works with the Pima County Sheriff's Department sent the sample to the FBI, and the FBI was using new technology to conduct advanced analysis on the DNA sample to see if it can lead to the kidnapper, sources said.Monday, June 22Various ransom notes were sent to the media in the days after Nancy Guthrie's disappearance, and the second ransom note received by a Tucson television station days after the abduction said the 84-year-old died shortly after she was taken and was buried in nature, sources familiar with the investigation told ABC News on June 22.On June 23, Savannah Guthrie addressed the news on "Today," saying, "This is a news story today that is on your radar, but this is the life that my sister lives, that I live, that my brother lives, that our extended families live, that our children live, every day. And we are in agony.""Please do the right thing. ... We love our mom, and we'll never stop looking for her, ever," she said.Monday, July 27As the six-month mark approached, Savannah Guthrie spoke out on July 27 in another plea on Instagram, imploring the suspect to "make the right choice" and help the family find Nancy Guthrie."We are in a nightmare that will not end. Nothing about our situation has changed," Savannah Guthrie said. "I'm asking you, begging you. Make the right choice. Help us find her. Tell us where to look for her."The Pima County Sheriff's Department said on July 27 that the investigation "remains active and ongoing," though without a significant development.Anyone with information is urged to call 911, the FBI at 1-800-CALL-FBI, or the Pima County Sheriff's Department at 520-351-4900.