The FBI continues investigating Nancy Guthrie's suspected abduction as a private investigator says one phone call could crack the case open.

“It is five months of agony and unending trauma for our family,” the 54-year-old Savannah Guthrie said in a statement KOLD News 13. “There is not a moment that goes by that we aren’t actively trying to find our mom.”

“Today” host Savannah Guthrie said her family has been enduring “unending trauma” since her elderly mother, Nancy Guthrie, was abducted from her home — with no arrests made months later. “It is five months of agony and unending trauma for our family.

As the Nancy Guthrie investigation continues into its fifth month with no update on suspects, a California man has pleaded guilty to sending a phony ransom note and harassing the missing 84-year-old’s daughter,

Crime Stories with Nancy Grace' host Nancy Grace discusses TMZ reportedly receiving another alleged ransom note related to the disappearance of Nancy Guthrie on 'Hannity.'