Authorities in Arizona announced they are investigating the disappearance of the mother of Savannah Guthrie, co-anchor of NBC’s "TODAY" show, as a "crime." Nancy Guthrie, 84, was last seen Saturday night in her home outside Tucson, according to a missing person’s flyer. She was reported missing by her family around noon Sunday. Speaking to reporters at a news conference, Pima County Sheriff Chris Nanos referred to Nancy Guthrie’s home as a "crime scene." #crime #arizona #today #mother