The search for Nancy Guthrie, the 84-year-old Arizona woman and mother of Today co-anchor Savannah Guthrie, is facing renewed scrutiny as a former FBI agent claims crucial evidence may have been overlooked in the desert around her home.
Speaking about the Nancy Guthrie case nearly six months after the grandmother vanished from her property north of Tucson, ex-special agent Jennifer Coffindaffer has urged investigators to push deeper into the surrounding wilderness.