Minnesotans recently re-elected Senator Tina Smith, a Democrat, by a large majority in a crowded field of candidates. However, a third party, the Legal Marijuana Now Party, surged ahead of the Republican challenger in the race, winning almost 3 percent of the overall votes. While it is unlikely that the party will have any real power, the result is a sign of the changing political landscape in the state. It’s a reminder that third parties are becoming increasingly relevant in the Midwest.