A pacemaker, which unconfirmed media reports say Nancy Guthrie has, does not contain GPS and cannot be used to track a person's location. A pacemaker will continue to function even if it stops syncing ...

How could Nancy’s device benefit investigators? The post Nancy Guthrie’s Pacemaker Technology Being Explored by Investigators ...

Forbes contributors publish independent expert analyses and insights. Physician who writes about the rising rates of cancer in young adults. Pacemakers are not designed or approved to provide ...

Authorities searching for 84-year-old Nancy Guthrie in Arizona are turning to new and unconventional methods in early ...