LIVE: Pima County Sheriff updates on Nancy Guthrie investigation

Watch live coverage as Pima County Sheriff Department provide updates on the search for Nancy Guthrie after "Today" show host Savannah Guthrie issued an emotional plea for the return of her 84-year-old mother. The investigation enters its fifth day as authorities believe Nancy Guthrie, who has limited mobility, "was taken" from her home outside Tucson, Arizona, after receiving a 911 call reporting she was missing on Sunday, Feb. 1. MS NOW: My Source for News, Opinion, and the World. Same mission. New name. ...