Search Underway for Nancy Guthrie, Savannah Guthrie's Mother, in Tucson
84-year-old Nancy Guthrie, the mother of NBC's Savannah Guthrie, is missing from her Tucson home. She was last seen around 9:30 p.m. Saturday and reported missing around noon Sunday. Authorities have deployed search-and-rescue teams and a criminal-investigation unit after noting concerns at the scene.