Information about Nancy Guthrie's pacemaker helped authorities piece together a new timeline in her kidnapping. Can the ...
Pacemaker tracking technology used in Nancy Guthrie case reveals how medical devices become surveillance tools for law ...
Unconfirmed media reports say Nancy Guthrie's pacemaker stopped syncing with her Apple devices. Here's what that means.
As the search for Savannah Guthrie's mother, Nancy, continues, a cardiologist explains how pacemakers work and if they can be used to track a missing person's location.
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Your body is a tracking device: How a pacemaker became the biggest clue in the Nancy Guthrie case
Pacemaker tracking technology used in Nancy Guthrie case reveals how medical devices become surveillance tools for law enforcement investigations.
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How is a signal sniffer being used in Nancy Guthrie search?
Investigators are using signal sniffer to try to detect Nancy Guthrie's pacemaker.
The heart devices do not track location, nor do they transmit across large distances. Like an estimated three million Americans, Nancy Guthrie, the 84-year-old mother of the NBC News anchor Savannah ...
One part of the investigation into the disappearance of "Today" show host Savannah Guthrie's mother focuses on the missing ...
Nancy Guthrie’s 2 a.m. pacemaker spike on the day she vanished could mean that the elderly woman was involved in a heart rate ...
The FBI is using "sophisticated" technology to try to locate Nancy Guthrie's pacemaker, as the search for the mother of US TV host Savannah Guthrie enters its third week.
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