Frank and Millie Denholm riding in a red convertible, waving at spectators in the Augustana College Viking Days parade in Sioux Falls, South Dakota.

Frank and Millie Denholm riding in a red convertible, waving at spectators in the Augustana College Viking Days parade in Sioux Falls, South Dakota.

Frank and Millie Denholm riding in a red convertible, waving at spectators in the Augustana College Viking Days parade in Sioux Falls, South Dakota.

Frank and Millie Denholm riding in a convertible in the Augustana College Vikings Days parade in downtown Sioux Falls, South Dakota.

Frank and Millie Denholm riding in a red convertible in the Augustana College Viking Days parade in Sioux Falls, South Dakota. Frank is waving to parade spectators. There is a young girl standing in the back seat next to Frank.

Frank and Millie Denholm walk away from the check in counter at the regional airport in Sioux Falls, South Dakota.