Beyond the polygraph demands, Gutfeld called for a rigorous re-examination of Nancy Guthrie’s relatives’ finances to determine who may have been in need of money. The search for Nancy continues, following her last sighting on February 1. While Arizona police have yet to name any suspects, reports indicate that the investigation is actively gathering DNA samples from hired help, such as landscapers and pool cleaners, allowing them to compare this evidence against materials collected from the scene to potentially eliminate or identify individuals.