Aberdeen Roncalli def. Herreid-Selby Area, 25-19, 23-25, 25-18, 25-17
Alcester-Hudson def. Freeman, 25-8, 17-25, 25-19, 25-16
Andes Central/Dakota Christian def. James Valley Christian, 25-21, 25-14, 25-18
Avon def. Bon Homme, 18-25, 25-19, 25-23, 25-21
Baltic def. Deubrook, 25-17, 25-20, 25-9
Britton-Hecla def. Wilmont, 25-10, 25-18, 25-14
Brookings def. Pierre, 25-23, 25-14, 25-18
Burke def. Parkston, 25-14, 25-19, 25-12
Castlewood def. Flandreau, 25-16, 25-18, 25-17
Chester def. Bridgewater-Emery, 25-10, 25-19, 25-15
Colman-Egan def. Dell Rapids St. Mary, 18-25, 19-25, 25-13, 25-16, 15-6
Corsica-Stickney def. Colome, 25-7, 25-13, 25-17
Custer def. Lead-Deadwood, 25-16, 25-17, 25-13
De Smet def. Arlington, 25-16, 23-25, 12-25, 26-24, 15-13
Dell Rapids def. Beresford, 25-11, 25-9, 25-17
Elk Point-Jefferson def. Vermillion, 25-15, 25-6, 25-9
Ethan def. Platte-Geddes, 22-25, 25-19, 25-15, 20-25, 15-10
Garretson def. Madison, 25-22, 20-25, 13-25, 25-22, 20-18
Great Plains Lutheran def. Sisseton, 23-25, 25-14, 25-18, 25-17
Hamlin def. Clark-Willow Lake, 25-19, 22-25, 24-26, 25-23, 15-12
Harrisburg def. O’Gorman, 25-18, 25-23, 25-15
Hill City def. Belle Fourche, 25-12, 25-13, 25-15
Hitchcock-Tulare def. Wessington Springs, 25-8, 25-9, 25-15
Hot Springs def. Red Cloud, 25-13, 25-18, 25-21
Huron def. Mitchell, 25-8, 13-25, 23-25, 25-19, 15-5
Irene-Wakonda def. Howard, 25-8, 18-25, 23-25, 25-15, 15-13
Kadoka Area def. Lakota Tech, 25-12, 25-22, 25-13
Lemmon def. Cheyenne-Eagle Butte, 25-16, 25-11, 25-22
Lower Brule def. Sunshine Bible Academy, 25-18, 18-25, 25-22, 16-25, 15-13
Marty def. Flandreau Indian, 3-0, no set scores reported
Menno def. Scotland, 25-16, 25-10, 25-13
Miller def. Highmore-Harrold, 25-18, 25-7, 25-15
Mobridge-Pollock def. Sully Buttes, 25-15, 25-8, 25-19
Mount Vernon/Plankinton def. Sandborn Central/Woonsocket, 25-13, 25-21, 25-11
Oldham-Ramona-Rutland def. Iroquois-Lake Preston, 25-21, 25-16, 25-18
Philip def. New Underwood, 25-18, 25-14, 25-17
Potter County def, Leola/Frederick Area, 25-12, 25-12, 25-17
Rapid City Stevens def. Sturgis, 25-11, 25-20, 25-20
Redfield def. Tiospa Zina, 25-13, 25-16, 25-10
Sioux Falls Jefferson def. Sioux Falls Washington, 25-18, 25-19, 21-25, 25-20
Sioux Falls Roosevelt def. Sioux Falls Lincoln, 25-21, 23-25, 25-22, 25-19
Sioux Valley def. Elkton-Lake Benton, 26-24, 25-19, 25-13
Spearfish def. Rapid City Central, 25-18, 25-14, 25-22
St. Francis Indian def. Oelrichs, 25-16, 25-11, 25-15
St. Thomas More def. Rapid City Christian, 25-12, 25-10, 25-22
Standing Rock Community (ND) def. McLaughlin, 26-24, 18-25, 25-14, 26-24
Stanley County def. Jones County, 25-16, 25-23, 25-21
Timber Lake def. Wall, 30-28, 25-18, 17-25, 11-25, 15-12
Todd County def. Crow Creek, 25-5, 25-7, 25-19
Tripp-Delmont/Armour def. Freeman Academy/Marion, 18-25, 25-23, 25-18, 25-12
Warner def. Langford Area, 25-7, 25-23, 25-13
Watertown def. Aberdeen Central, 25-16, 25-15, 25-16
Webster Area def. Waubay-Summit, 25-15, 25-22, 25-11
Wolsey-Wessington def. Faulkton Area, 22-25, 25-13, 21-25, 25-20, 15-3
Yankton def. Tea, 25-14, 25-19, 25-15
*Scores courtesy of the Mitchell Daily Republic