Nancy Guthrie, 84, has been missing since Jan. 31. Despite intense attention and a steady flow of tips, authorities have not named a suspect.

Pima County Sheriff Chris Nanos said that while those updates are slowing down, the investigation is just getting started.

Nancy Guthrie went missing 21 days ago. Few leads have publicly emerged about where Guthrie is or who may have taken her as ...

The case remained cold until 2011, when DNA evidence linked the crime to Wilson Claude Chouest Jr., who was already serving a ...

While there were no major developments in the Nancy Guthrie investigation on Friday, Feb. 20, Pima County said the road near ...

Ventura County authorities have identified 1980 murder victim Maricela Rocha Parga using DNA technology, decades after her ...

Investigators are continuing their search for new clues that could lead to a breakthrough in the disappearance of Nancy Guthrie.

The body of a pregnant woman stabbed to death and discovered in the parking lot of a local high school in 1980 has been ...

The 84-year-old mother of “TODAY” show co-anchor Savannah Guthrie has been missing for three weeks. Authorities haven't publicly identified a suspect or a person of interest.

Volunteers search for clues in suspected abduction of Nancy Guthrie, mother of "Today" host Savannah Guthrie, as DNA evidence remains inconclusive.