Nancy Guthrie: FBI identifies 'Ozark Trail' backpack as key clue in search

The FBI is offering a $100,000 reward for information on Nancy Guthrie’s disappearance and has released a partial suspect description, identifying a man carrying a black "Ozark Trail Hiker Pack" seen in doorbell camera footage.

Nancy Guthrie: Neighbors within 2-mile radius asked to look at security footage

Neighbors within a two-mile radius of Nancy Guthrie have been asked to submit video footage to investigators amid the ongoing search for the mother of NBC "Today" show host Savannah Guthrie.

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: TMZ receives new email with 'ominous statements'

One day after TMZ received an e-mail from someone claiming to know the identity of Nancy Guthrie's kidnapper, the media outlet received another e-mail, and this time, they say it contains "ominous statements."

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.

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 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.

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.