Nancy Guthrie investigators deploy advanced Bluetooth signal detector in effort to find pacemaker

Source: New York Post

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 from Guthrie’s pacemaker. 3 Investigators have taken to the skies with advanced Bluetooth technology in an effort to track Nancy Guthrie’s pacemaker.