The Brief Savannah Guthrie posted a new video to her Instagram account on July 27, issuing a new plea in the search for her 84-year-old mother, Nancy Guthrie. Nancy Guthrie has been missing for nearly six months. A reward of over $1 million is being offered in the Nancy Guthrie case. Australian-born presenter, Savannah Guthrie poses alongside her mother Nancy Guthrie during a production break whilst hosting NBC's "Today Show" live from Australia at Sydney Opera House on May 4, 2015, in Sydney, Australia. (Photo by Don Arnold/WireImage)Map of the area where Nancy Guthrie was last seen: