Sioux Falls physician Annette Bosworth has entered the race for U.S. Senate. The Republican joins former Governor Mike Rounds and State Senator Larry Rhoden in the party's primary. The Dakota Political Junkies, Denise Ross of the Mitchell Daily Republic and Jonathan Ellis of the Sioux Falls Argus Leader, visited about Bosworth's announcement as well as a plan by the state's Democratic Party and several labor unions to push for an initiated measure to raise South Dakota's minimum wage to $8.50 an hour.