TUCSON, Ariz. (KOLD/Gray News) - As the search for 84-year-old Nancy Guthrie enters its third week, the FBI is employing new technology that could help locate her using signals from her pacemaker. Law ...
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Nancy Guthrie kidnapping case: How investigators are using a 'signal sniffer' to track Nancy's pacemaker signal
Investigators searching for Nancy Guthrie are deploying advanced signal-detection technology as the case enters its third week. The device, known as a “signal sniffer,” is designed to locate ...
However, Wright believes the helicopters could interfere with the signal’s reception and not get low enough to connect. That’s why he and cybersecurity expert Dave Kennedy developed the device for a ...
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