India, May 23 -- Nancy Guthrie is yet to be found after her family reported her missing on February 1. Authorities believe the 84-year-old was taken from her home the night before. It has been over three months as the search for Nancy continues. Amid this, Lisa Miller, a retired Colorado detective, shared a possible theory of what might have happened to Nancy Guthrie.

The former law enforcement official, who said she'd been trained in hostage negotiation by the FBI, shared her insights on the case with Fox News. Miller shared a chilling 'wrench attack' theory, which she drew on from crimes in Europe, and which she used to explain the behavior of the masked man seen on camera. While there are no suspects in the Nancy Guthrie case yet, the...