The race against time intensifies for missing 84-year-old Nancy Guthrie as investigators rush DNA processing while she ...

Savannah Guthrie is seemingly frustrated with the local sheriff officer in charge of her missing mom's case, Chris Nanos.

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

Pima County Sheriff Chris Nanos said the results that investigators have received from DNA testing in the Nancy Guthrie case ...

President Trump said Friday that the investigation into the disappearance of Nancy Guthrie was slowed because the local ...

Here's what we know about a South Florida DNA lab chosen over Quantico to analyze evidence in the Nancy Guthrie abduction.

FBI and sheriff's personnel continue to search for Nancy Guthrie in the Tucson area. No suspects have been named as search ...

The FBI asked Pima County Sheriff Chris Nanos for physical evidence in the Nancy Guthrie case, including a glove and DNA.

"We know the exquisite level of work that it does," Rep. Eugene Vindman told Military.com about a $10 million infusion to the Warfighting Lab at Quantico.

Former Marine recounts his chilling Bigfoot sighting at Quantico Base in 2005, a memory haunting him for two decades.

Nanos said investigators are "constantly taking in video" from other sources, ranging from traffic cameras to license-plate scanners to neighborhood surveillance cameras.