Nancy Guthrie, the mother of ‘Today’ show host Savannah Guthrie, has been missing since January 31 ...

Brian Entin is spotlighting the biggest lead after speaking to a forensics professor at Arizona State University.

April Stonehouse, forensics professor at Arizona State University, analyzed key breakthroughs in the search to find Nancy Guthrie.

Prosecutors fought the testing, but advocates said the evidence could point to a serial killer, and Massachusetts’s highest court agreed.

The Pima County Sheriff's Department said it's still analyzing "various forms of evidence" as the search for the missing ...

The British actress plays a younger version of beloved forensic pathologist Kay Scarpetta in the Amazon adaptation of ...

TUCSON, Ariz. (NewsNation) — Investigators are working to process mixed DNA found at Nancy Guthrie’s home that could crack open the case, though complications have arisen because multiple people’s DNA ...

The sheriff in charge of the investigation into Nancy Guthrie’s disappearance says while they still don’t know who broke into the 84-year-old woman’s home to kidnap her, they do believe they know his ...

Pima County Sheriff Chris Nanos said investigators believed the kidnapping was targeted but were not "100 percent sure of ...

Nearly four decades after a 1985 killing and years after DNA cleared him, Placerville resident Ricky Davis has secured a $3.25 million settlement from El Dorado County. Davis, who spent about 15 years ...

Here's the latest in the Nancy Guthrie kidnapping investigation, including what we know about a damaged utility box and DNA analysis.

Since the ’90s, the name of a woman found dead in an Albuquerque motel was unknown, and no family could be identified. But thanks to new technology, an ...