Republican challenger Rudolph Ely "Rudy" Boschwitz defeated what Democratic incumbent in the 1978 United States Senate election in Minnesota?
United States Senate election in Minnesota, 1978: The 1978 United States Senate election in Minnesota was held on November 7, 1978. United States Senate election in Minnesota, 1978:  Incumbent Democratic U.S. Senator Wendell Anderson was defeated by Republican challenger Rudy Boschwitz.
i don't know