Nancy Guthrie's family's hopes were lifted and then were abruptly dashed when Derrick Callella was arrested for allegedly texting them a fake ransom note demanding an exorbitant amount of cryptocurrency for information about the ailing 84-year-old.

Nancy Guthrie, the 84-year-old mother of NBC "Today" show host Savannah Guthrie, has been missing for 87 days. Authorities believe she was abducted from her Tucson-area home sometime between Jan. 31 and Feb.

Former FBI agent Jennifer Coffindaffer addressed speculation surrounding the disappearance of Nancy Guthrie, a development relevant to how the investigation is publicly perceived.In an April 19 post,

Nearly three months after Nancy Guthrie was snatched from her Tucson, Arizona home in the dead of night, the explosive 911 calls tied to her chilling disappearance are still being kept under wraps, RadarOnline.

Ed Smart commented on Nancy Guthrie's missing persons investigation, which is nearing the three-month mark.

Det. Cogburn, who has worked similar cases, sees two types of missing person investigations: puzzles (where there's evidence to work with) and mysteries (where authorities hit dead ends)

Emails obtained reveal Pima County Sheriff's Department cooperated extensively with reality TV crew, sharing bodycam footage of arrests and incidents.

Pima County Sheriff’s Department allowed reality show access weeks before Nancy Guthrie’s disappearance, raising questions about priorities and the ongoing investigation.