Authorities in Arizona’s Pima County are expected to hold a news conference with the latest on the investigation into the ...

Investigators swarmed Nancy Guthrie's home on Wednesday. They brought in K-9s and put up crime scene tape around the property ...

Authorities say the search for “Today” show host Savannah Guthrie’s mother still has no suspect or person of interest.

Sheriff Chris Nanos leads the investigation into the disappearance of Savannah Guthrie’s mother, 84-year-old Nancy Guthrie.

Pima County officials confirmed they do not have any suspects identified in the sudden disappearance of NBC's "Today" co-host Savannah Guthrie's mom.

TUCSON, AZ (AZFamily/CBS News/AP) — The Pima County Sheriff’s Department and the FBI returned Wednesday to the home of missing Nancy Guthrie, 84, near Tucson as the search entered a fourth day.

Nancy Guthrie has been missing since Sunday as local authorities and the FBI head into the fourth day of the search, ...

The investigation into the disappearance of Savannah Guthrie's 84-year-old mom Nancy continues for a fourth day, as new details emerge from Arizona.

TUCSON, Ariz. (AP) - The search for "Today" show host Savannah Guthrie's mother still had no suspect or person of interest ...

Authorities in the Tucson, Arizona, area are searching for the mother of "Today" show host Savannah Guthrie, 84-year-old ...

As the investigation into Nancy Guthrie's disappearance enters its fourth day, Pima County officials out of Arizona are still operating under the belief that Savannah Guthrie's 84-year-old mother is ...

Investigators searching for Nancy Guthrie, the mother of Today show co-anchor Savannah Guthrie, have not identified any ...