Investigators reviewing retail sales records for clues in Nancy Guthrie case

Law enforcement authorities led by Pima County Sheriff Chris Nanos are currently reviewing surveillance footage and purchase records at retail stores including Walmart, where they believe the suspect in the Nancy Guthrie case purchased clothing and a face mask, according to information shared with CBS News correspondent Jonathan Vigliotti. The investigation represents a modern approach to criminal investigations, utilizing digital trails left by suspects during routine retail activities. Sheriff Nanos confirmed that detectives are meticulously examining both video evidence and transaction records to establish potential connections between the suspect and the crime scene, with particular focus on the recently purchased items that might provide crucial leads in the ongoing case.