The Marshall/Waterloo/Poynette boys and Sun Prairie girls maintained their leads after the sixth week of Wisconsin District 4 High School Bowling on Monday. Marshall/Waterloo/Poynette has a 46-44 lead in points over Sun Prairie for the boys, while Sun Prairie has a 44-37 lead over La Follette for the girls. Twelve boys teams and six girls teams — there were 12 and nine last year — are competing this year. The competition features nine games of Baker format each week. On...