Speaker Pro Tempore Karla Lems is Hansen's running mate. The two launched their campaign at a rally in Sioux Falls on Thursday, according to the campaign.

The major party leaders went head to head on national security and the cost of living, in a fiery debate hosted by Seven.

RACE FOR GOVERNOR IS OFFICIALLY ON. REPUBLICAN JON HANSEN, WHO CURRENTLY SERVES AS SPEAKER OF THE STATE HOUSE, ANNOUNCED HIS ...