Governor Karl Rolvaag then appointed Mondale to fill the vacated U.S. Senate seat when Humphrey resigned in 1964. Mondale was elected to a full Senate term in 1966 and reelected in 1972 ...
Republicans claimed that Incumbent Elmer L. Andersen had been re-elected by 102 votes; Democrats insisted that Lieutenant Governor Karl Rolvaag won by 164. Particularly at issue were 358 ballots ...