The Monona Grove boys and Marshall/Cambridge/East girls maintained their leads in Wisconsin District 4 High School Bowling after the seventh week of the season Monday. Eleven boys teams and five girls teams are competing this year, meaning there are byes for both groups each week. Last season, there were 11 and six teams, and the season before, there were 12 and six. The competition features nine games of Baker format each week. On Monday, the boys competed at Rude’s Lanes in DeForest...