Article continues below advertisementNancy Guthrie Was Last Seen on January 31Source: Pima County Sheriff's Department/FacebookSavannah Guthrie's mom, Nancy, was reported missing on February 1.The search continues for Savannah Guthrie's missing mother, Nancy Guthrie.The 84-year-old was last seen on the evening of January 31 when she was dropped off by her daughter Annie Guthrie's husband, Tommaso Cioni, at her home in the Catalina Foothills north of Tucson, Ariz., following a family dinner.