Volleyball

Aberdeen Central def. Brookings, 25-18, 25-21, 25-23

Aberdeen Roncalli def. Clark/Willow Lake, 25-18, 25-20, 25-23

Bison def. Tiospaye Topa, 25-15, 25-20, 22-25, 25-20

Castlewood def. Oldham-Ramona/Rutland, 25-10, 25-13, 25-19

Chester def. Colman-Egan, 25-11, 25-23, 25-20

Dakota Valley def. Vermillion, 25-16, 25-12, 25-18

Ethan def. Irene-Wakonda, 25-13, 25-23, 25-12

Flandreau def. Deuel, 18-25, 28-26, 25-18, 25-16

Hanson def. Freeman Academy/Marion, 25-11, 25-17, 25-20

Harrisburg def. Huron, 24-26, 25-22, 25-16, 25-19

Howard def. Garretson, 25-16, 25-14, 25-12

McCook Central/Montrose def. Canistota, 25-20, 25-16, 25-13

Milbank def. Britton-Hecla, 25-20, 25-9, 25-20

Mitchell def. Pierre, 25-20, 25-21, 25-17

Rapid City Central def. Sioux Falls Lincoln, 25-17, 20-25, 20-25, 25-23, 15-6

Redfield/Doland def. Hamlin, 25-12, 25-22, 25-21

Spearfish def. Red Cloud, 25-10, 25-12, 25-20

Tea Area def. Tri-Valley, 25-16, 25-18, 25-19

Warner def. Mobridge-Pollock, 25-7, 25-13, 25-8

Watertown def. Yankton, 25-13, 25-13, 26-24

Waverly-South Shore def. Waubay/Summit, 25-13, 27-25, 25-13

Wilmot def. Tiospa Zina Tribal, 25-13, 25-10, 25-9