Nancy Guthrie disappearance: Day 12 latest updates

Feb. 12 marks the twelfth day in the search for Nancy Guthrie, the mother of NBC "Today" show anchor Savannah Guthrie.

Nancy Guthrie: Authorities swamped by 18,000 tips since her disappearance

The Pima County Sheriff’s Department has received nearly 18,000 leads in the 11 days since the disappearance of Nancy Guthrie, with 4,000 tips arriving in a single day following the release of suspect surveillance footage.

Nancy Guthrie disappearance: Day 11 latest updates

Feb. 11 marks the eleventh day in the search for Nancy Guthrie, the mother of NBC "Today" show anchor Savannah Guthrie.

Thousands of tips pour in after Nancy Guthrie suspect released
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The man taken into custody in connection to Nancy Guthrie's disappearance was released early this morning, and now investigators are perusing thousands of tips trying to find a lead. FOX 4's Shaun Rabb has more.

Nancy Guthrie: Person of interest released as search for suspect continues

Authorities say a person of interest was released after being detained for questioning in the disappearance of Nancy Guthrie. The individual was detained by deputies during a traffic stop south of Tucson.

Nancy Guthrie case: New photos released from recovered doorbell camera video

The FBI and the Pima County Sheriff's Department have released newly recovered images that show "an armed individual appearing to have tampered with the camera at Nancy Guthrie's front door the morning of her disappearance."

Nancy Guthrie disappearance: Day 10 latest updates

Feb. 10 marks the tenth day in the search for Nancy Guthrie, the mother of NBC "Today" show anchor Savannah Guthrie.

Photos show masked person outside Nancy Guthrie's home
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New images and video show a masked, armed person outside Nancy Guthrie's door on the night she disappeared. They do not show what happened, but investigators are hoping they will lead to tips on the whereabouts of Today show host Savannah Guthrie's mother.

Nancy Guthrie Latest: Ransom deadline passes
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The mysterious case involving Nancy Guthrie continues. TMZ's Michael Babcock joined Good Day to discuss what we've learned about the case.

Nancy Guthrie added to billboards in Texas
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Monday marks nine days since Nancy Guthrie disappeared from her Arizona home. Her daughter, TV host Savannah Guthrie, sent out a new video message saying she's in an "hour of desperation." The FBI has also put up missing person billboards in several states, including Texas.

Nancy Guthrie disappearance: Day 9 latest updates

Feb. 9 marks the ninth day in the search for Nancy Guthrie, the mom of NBC "Today" show anchor Savannah Guthrie.

Nancy Guthrie disappearance: Day 6 latest updates

Authorities say Guthrie was taken from her home against her will and is without her necessary medication. She's described as being 5 feet 5 inches tall and 150 pounds, with brown hair and blue eyes.

Nancy Guthrie disappearance: Day 5 latest updates

Nancy Guthrie was last seen on the evening of Jan. 31 at her home outside of Tucson. She was reported missing after her family members were notified that she hadn't shown up for church.

Guthrie family makes direct appeal to possible abductors as alleged ransom deadline passes

As the deadline for a reported ransom note expired, the Guthrie family posted a video to Instagram speaking directly to those they believe are holding their mother, Nancy Guthrie, 84.

Nancy Guthrie: Arrest made in 'imposter ransom demand,' FBI says

Authorities say an arrest has been made in connection to an "imposter ransom demand" in the disappearance of 84-year-old Nancy Guthrie, the mother of NBC “Today" show host Savannah Guthrie.

Nancy Guthrie: Timeline of disappearance released by Arizona sheriff

Nancy Guthrie, the 84-year-old mother of NBC "Today" show host Savannah Guthrie, has been missing for days and authorities on Feb. 5 released a timeline of events leading up to her disappearance.