Sheriff probes possible ransom notes in Nancy Guthrie’s disappearance, while pacemaker data could speak to timeline

CNN By Andy Rose, CNN (CNN) — Some of the most recent evidence in the desperate search for Nancy Guthrie, the 84-year-old mother of “Today” host Savannah Guthrie, is also among the case’s most disturbing: purported ransom notes sent to media outlets. Investigators have not yet confirmed whether the two similar notes are legitimate, but