Alcester-Hudson def. Viborg-Hurley, 25-11, 25-18, 25-16
Andes Central/Dakota Christian def. Gregory, 25-18, 25-9, 25-22
Avon def. Gayville-Volin, 25-16, 25-23, 25-12
Baltic def. Flandreau, 20-25, 25-20, 25-21, 25-21
Beresford def. Dell Rapids, 25-23, 17-25, 29-31, 25-20, 15-12
Bison def. Harding County, 21-25, 27-25, 22-25, 25-18, 15-11
Canistota def. Freeman, 21-25, 25-15, 25-6, 25-17
Castlewood def. Estelline, 25-22, 23-25, 25-11, 27-25
Chester def. Arlington, 27-25, 19-25, 25-11, 25-6
Corsica/Stickney def. Mitchell Christian, 20-25, 25-21, 14-25, 26-24, 15-13
Custer def. St. Thomas More, 25-16, 24-26, 25-15, 25-11
Dakota Valley def. Tea Area, 16-25, 25-9, 25-21, 25-11
DeSmet def. Dell Rapids St. Mary, 25-10, 25-13, 25-11
Deubrook def. Florence/Henry, 25-15, 13-25, 25-19, 22-25, 21-19
Douglas def. Belle Fourche, 25-23, 25-19, 27-25
Ethan def. Tripp-Delmont/Armour, 25-17, 25-13, 25-11
Faith def. Newell, 25-10, 25-5, 25-18
Hamlin def. Sisseton, 25-18, 25-14, 25-21
Hanson def. McCook Central/Montrose, 25-22, 25-23, 28-30, 26-24
Herreid/Selby Area def. Ipswich, 18-25, 25-13, 25-22, 25-12
Jones County def. Chamberlain, 25-23, 25-19, 25-22
Kimball/White Lake def. Colome, 27-25, 19-25, 25-16, 25-17
Lemmon def. Dupree, 25-23, 25-20, 25-23
Lyman def. Stanley County, 25-21, 29-27, 25-10
Madison def. Parkston, 22-25, 25-21, 25-18, 25-18
Menno def. Scotland, 25-12, 16-25, 25-20, 25-19
Milbank Area def. Groton Area, 18-25, 23-25, 25-20, 25-11, 15-13
Miller def. Highmore-Harrold, 25-16, 25-13, 25-9
Mitchell def. Pierre, 25-16, 25-22, 25-20
Mt. Vernon/Plankinton def. Sanborn Central/Woonsocket, 18-25, 25-12, 25-16, 25-23
Northwestern def. Leola/Frederick, 25-15, 25-12, 25-3
Oldham-Ramona/Rutland def. Colman-Egan, 25-20, 25-18, 27-25
Parker def. Howard, 25-10, 25-19, 25-20
Philip def. New Underwood, 25-18, 25-13, 25-17
Pine Ridge def. Edgemont, 25-23, 21-25, 25-27, 25-22, 15-12
Potter County def. Eureka/Bowdle, 25-7, 25-18, 25-18
Rapid City Christian def. Kadoka Area, 19-25, 25-14, 25-20, 20-25, 15-11
Redfield/Doland def. Clark/Willow Lake, 22-25, 25-23, 25-17, 25-21
Sioux Falls Christian def. Lennox, 26-24, 25-3, 25-12
Sioux Valley def. Garretson, 25-5, 25-16, 25-13
Spearfish def. Lead-Deadwood, 25-16, 16-25, 23-25, 25-20, 15-9
Timber Lake def. Edmunds Central, 25-9, 25-5, 25-9
Valentine, Neb. def. Bennett County, 25-18, 25-23, 25-20
Wagner def. Burke/South Central, 25-22, 25-17, 25-18
Waverly-South Shore def. Great Plains Lutheran, 25-21, 28-26, 25-18
Webster def. Tiospa Zina Tribal, 25-11, 25-11, 25-8
West Central def. Tri-Valley, 27-25, 25-18, 25-18
White River def. St. Francis Indian, 25-18, 25-23, 25-19
Winner def. Platte-Geddes, 25-23, 25-18, 10-25, 25-18
Wolsey-Wessington def. Lake Preston, 25-23, 25-15, 25-17
AP-WF-10-25-16 0801GMT