Nancy Guthrie: DNA profile found on glove did not match anyone in CODIS system

DNA from a glove that was found on the side of the road two miles from Nancy Guthrie's Tucson-area home did not match anyone in the national database, the Pima County Sheriff's Department said.

Nancy Guthrie disappearance: Day 16 latest updates

Over the weekend, authorities said they were awaiting final lab results for a glove found near the 84-year-old's residence that appears to match the masked suspect's glove in the surveillance video.

Nancy Guthrie disappearance: Day 13 latest updates

Investigators entered the 13th day of the search for Nancy Guthrie, 84, who vanished from her Tucson-area home. The Pima County Sheriff’s Department is asking residents within 2 miles for any surveillance footage they "deem out of the ordinary or important."

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: Former CIA agent says one mistake could crack case

A "mistake" by abductors may be the key to finding Nancy Guthrie, according to cybersecurity experts who believe human error will eventually bypass the encryption used in ransom notes.

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 8 latest updates

Feb. 8 marks the eighth 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.

DPS crew members killed in helicopter crash while responding to Flagstaff shooting

Two Arizona Department of Public Safety crew members were killed in a helicopter crash Wednesday night while responding to an active shooting incident in Flagstaff.

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.