The FBI launched a federal investigation after an ICE warehouse in Surprise, Arizona, was allegedly damaged. The ATF is ...

FBI director Kash Patel also met with Indigenous and federal law enforcement in Arizona. What to know about his visit.

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

FBI sources say Pima County Sheriff Chris Nanos is blocking federal agents from obtaining key evidence in Nancy Guthrie's ...

Phillip Martin, co-owner of Armor Bearer Arms in Arizona, says an agent showed him three pages of photos and asked him to ...

The FBI has received more than 20,000 tips in the missing Nancy Guthrie case, as the search for the Tucson woman approaches ...

FBI agent visited Arizona gun store with photos and names to check purchases during Nancy Guthrie missing person ...

The FBI investigation into the disappearance of Savannah Guthrie's mother has intensified as agents check Tucson gun stores ...

Authorities in Arizona say they are investigating a second message from the person(s) claiming to have abducted Nancy Guthrie.

A Tucson, Ariz., area gun store owner said an FBI agent stopped by his store with a three-page list of names and photographs to ask whether any of the individuals had purchased a firearm within the ...

Investigators on Wednesday said they launched "an extensive search" in an Arizona neighborhood near the home of Nancy Guthrie ...

By Jana Winter WASHINGTON, Feb 12 (Reuters) - An Arizona sheriff is blocking FBI access to key evidence in the investigation ...