The Sun Prairie boys and Monona Grove girls lead after Monday’s opening week of Wisconsin District 4 High School Bowling. The Sun Prairie boys have 10 points, two more than East/Marshall/McFarland/Poynette, and the Monona Grove girls have 10 points, one more than Sun Prairie/East/Marshall. Twelve boys teams and five girls teams — there were 12 and six last year — are competing this year. The competition features nine games of Baker format each week. On Monday, the boys and...