The Madison Memorial boys and Sun Prairie girls retained their leads after the fifth week of Wisconsin District 4 High School Bowling Monday. Coming into Monday's boys' session at Waun-A-Bowl, Memorial led the 15 teams with 33 points, with DeForest second at 27 and Sun Prairie and Cambridge tied for third at 26. But Memorial lost much of its lead, finishing at 35 points to 34 for Sun Prairie and 31.5...