The search for missing 84-year-old Nancy Guthrie, the mother of Today presenter Savannah Guthrie, has entered a tense new stretch outside Tucson, Arizona, with the FBI chasing public leads even as questions swirl over what, exactly, its released 'surveillance' images show and when they were captured.
For context, the news came after the family announced a reward of up to $1 million for information leading to Nancy Guthrie's recovery, a move that underlined both the scale of the hunt and the fear that time is not on their side.
