It's been nearly two weeks since Nancy Guthrie, "Today" show anchor Savannah Guthrie's mom, was last seen, as the search to ...

For the latest updates on the disappearance of Savannah Guthrie's mother Nancy, read USA TODAY's live coverage for Saturday, ...

MYSTERY DNA found inside Nancy Guthrie’s home does not belong to anyone “close” to her, it has been confirmed. The unidentified DNA, which was found on the missing 84-year-old ...

The desperate search for Nancy Guthrie has entered its third week, with investigators hoping for a break in a baffling case that they appear no closer to solving.

Authorities are working to identify who DNA collected from Guthrie's property belongs to, after confirming it was not from ...

With big pharma signalling interest in novel RNA-targeted approaches, the term “druggable” is being redefined as technology advances.

The Guthrie family has been cleared as suspects in the disappearance of their mother, Nancy, as the search enters its third ...

A dozen days have passed since Nancy Guthrie was last seen at her Tucson-area home. Tension between law enforcement agencies ...

The FBI has turned to a range of advanced forensic tools, including its NGI system, to unravel the mystery of who abducted 84 ...

Investigators reveal DNA on a discarded glove matches the profile of a masked suspect seen on home surveillance footage.

FBI and local authorities conducted a major operation in connection to the Nancy Guthrie case, as at least three people were ...

Authorities swarmed the home near Guthrie’s Tucson area neighborhood as part of a search warrant execution.