Sun Prairie beat Monona Grove to win the boys title and Sun Prairie held on to win the girls title in Monday’s 10th and final week of Wisconsin District 4 High School Bowling. The boys and girls competed at Prairie Lanes. Nine boys varsity, five girls varsity, and four junior varsity teams are competing this year. For varsity only, there were nine and five last season, and prior to that it was 11 and four, 11 and five, 11 and six, and 12 and six.  The competition is under a new...