In a major breakthrough on February 10–13, the FBI released raw surveillance video and still images from Nancy Guthrie’s front-door Nest camera, showing a masked, gloved, and apparently armed individual tampering with the device just minutes before her pacemaker signal was lost and she vanished.

A California man, Derrick Callella was arrested in Los Angeles on February 5, 2026, for allegedly sending phony ransom texts to the Guthrie family inquiring about the Bitcoin demanded in reported ransom notes. According to a federal criminal complaint filed in Arizona

In a significant development in the disappearance of 84-year-old Nancy Guthrie, mother of NBC "Today" co-anchor Savannah Guthrie, Pima County authorities have officially cleared all family members of any involvement, redirecting the investigation squarely toward a suspected kidnapping. During a February 5 press conference, Sheriff Chris Nanos stated, "We have no suspects or persons of interest at this time, but we've ruled out family involvement

As of February 4, 2026, investigators returned to Nancy's home for further evidence collection, with increased police activity noted, including FBI agents and possible searches in nearby fields. The Pima County Sheriff's Department, led by Sheriff Chris Nanos, has emphasized that no suspect or person of interest has been identified, despite media speculation—including unconfirmed reports about family members like son-in-law Tommaso Cioni, which authorities have denied.