The Sun Prairie boys and Sun Prairie/Marshall girls are the leaders after Monday’s sixth week of 2021-22 Wisconsin District 4 High School Bowling, District 4 reported. Eight boys varsity, six boys junior varsity, and five girls teams are competing this year. The competition features nine games of Baker format each week, with a match winner getting one win. The boys and girls leaders both have six wins. The boys competed at Viking Lanes in Stoughton and the girls at Schwoegler’s...