The Marshall/Waterloo/Poynette boys moved into the lead and the Sun Prairie girls maintained their lead after the fourth week of Wisconsin District 4 High School Bowling. Marshall/Waterloo/Poynette  has a 29-28.5 lead over DeForest for the boys, while Sun Prairie has a 30-22.5 lead over DeForest/East/Stoughton 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...