Businessman Eric Hovde won the Wisconsin Republican primary for Senate, NBC News projects, setting up a critical battleground state race against Democratic Sen. Tammy Baldwin.

Hovde, who was backed by former President Donald Trump and other national Republicans, easily fended off two lesser-known primary opponents, while Baldwin ran unopposed as she seeks a third term. 

Baldwin’s seat is a top priority for both parties in the battle for control of the closely divided Senate. She has worked…