Police investigating possible ransom note in Nancy Guthrie disappearance Fox News' Alicia Acuna reports on the search for Nancy Guthrie, Savannah Guthrie's missing mother, now entering its fourth day. Former homicide detective Pat Diaz also weighs in on the case during 'Fox & Friends.' NEW You can now listen to Fox News articles! Nancy Guthrie, the 84-year-old mother of "Today" show co-anchor Savannah Guthrie, was reported missing from her home in the Catalina Foothills area near Tucson after