Police use helicopters equipped with Bluetooth detectors to search for missing Nancy Guthrie in the Arizona desert, ...

A device that can pick up certain electronic signals is being used in the search for Nancy Guthrie, as it may detect emissions from her pacemaker, sources told CBS News.

They’re searching for Nancy Guthrie’s heartbeat. Cops are flying over the Tucson desert with a high-tech Bluetooth signal detector, also known as a signal sniffer, in an attempt to locate a signal ...

The Federal Bureau of Investigation (FBI) is issuing an update in the ongoing search for Today cohost Savannah Guthrie’s missing mom, Nancy Guthrie. “The gloves found approximately 2 miles from the ...

The Pima County Sheriff’s Department said Tuesday no DNA hits in the Nancy Guthrie investigation as detectives expand the ...