Sun Prairie and Middleton found themselves in a battle in Big Eight play before the visiting Cards held off Middleton 17-0.
Sun Praire scored first on a Dustin Wunderlin field goal to lead at halftime 3-0.
The visiting Cardinals then scored two second half touchdowns and kept Middleton out of the endzone to preserve the shut out.
Sun Prairie remains undefeated in conference while Middleton falls to 4-2.
