Some of the most recent evidence in the desperate search for Nancy Guthrie, the 84-year-old mother of “Today” host Savannah Guthrie, is also among the case’s most disturbing: purported ransom notes sent to media outlets.

More and more details are coming out.

Arizona authorities investigating the abduction of Savannah Guthrie’s mom are still holding out hope that she’s alive and that they can rescue her, the sheriff revealed. “We have nothing else to go on but the belief that she is here,

Arizona authorities say DNA evidence and possible ransom notes are now part of the investigation into the disappearance of Savannah Guthrie's 84-year-old mother.

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.

Sheriff in charge of finding Savannah Guthrie’s mother said ‘unverified accusations and false information’ are not helping the investigation.

The 84-year-old was reported missing Feb. 1 after she failed to appear at church.

TUCSON, Ariz. (AP) — The search for “Today” show host Savannah Guthrie’s mother still had no suspect or person of interest Wednesday, authorities said, four days after she disappeared with signs of forced entry at her home in southern Arizona.

"We don't believe that's the case," Pima County Sheriff Chris Nanos said at a press conference on Tuesday, Feb. 3, adding that investigators are looking into all leads