India, Oct. 8 -- Nancy Guthrie Case Latest Update Today: Nancy Guthrie's disappearance has moved into an even more disturbing stage after the discovery of a human bone fragment in Oro Valley, Arizona, as the search for explanations goes on.

Nancy Guthrie, who is the mother of Savannah Guthrie, host of the program "Today," vanished from her Tucson home in January. There are bound to be speculations following this discovery due to the fact that Oro Valley is in the same region as where the search is being conducted for Guthrie however, authorities say they do not think the bone has anything to do with Guthrie's disappearance.

Nancy Guthrie Case Latest Update: Skull Fragment Found in Oro Valley

According to based information from the Oro ...