Andes Central/Dakota Christian def. Freeman Academy/Marion, 25-8, 25-17, 25-14
Avon def. Burke, 25-22, 20-25, 29-27, 14-25, 21-19
Brandon Valley def. Harrisburg, 26-24, 25-16, 25-21
Castlewood def. Florence/Henry, 25-23, 19-25, 25-23, 25-16
Centerville def. Hanson, 15-25, 26-24, 21-25, 25-23, 15-12
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Chadron, Neb., def. Rapid City Christian, 25-18, 25-17, 25-13
De Smet def. Lake Preston, 25-18, 25-9, 25-13
Deubrook Area def. Miller, 25-7, 25-16, 25-11
Ethan def. Wessington Springs, 22-25, 26-28, 25-9, 25-10, 15-9
Faith def. Belle Fourche, 25-22, 25-22, 25-9
Gayville-Volin def. Irene-Wakonda, 25-13, 25-12, 25-8
Flandreau def. Beresford, 25-18, 14-25, 25-8, 25-19
Freeman def. Bon Homme, 25-7, 25-23, 25-20
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Hamlin def. Sioux Valley, 25-12, 26-24, 25-21
Ipswich def. Faulkton Area, 25-22, 28-26, 25-20
James Valley Christian def. Oldham-Ramona/Rutland, 25-23, 25-18, 21-25, 25-13
Kadoka Area def. Lyman, 25-14, 25-13, 25-7
Kimball/White Lake def. Chamberlain, 25-21, 23-25, 25-17, 25-18
Leola/Frederick Area def. Groton Area, 25-18, 25-14, 25-11
McCook Central/Montrose def. Howard, 25-17, 25-15, 21-25, 25-21
Menno def. Canistota, 25-12, 10-25, 25-22, 19-25, 16-14
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Mitchell def. Brookings, 20-25, 25-16, 28-26, 25-23
Newell def. Dupree, 25-14, 25-16, 25-15
Northwestern def. Aberdeen Christian, 25-10, 25-11, 25-9
Parker def. Lennox, 25-20, 25-21, 25-20
Parkston def. Platte-Geddes, 29-27, 25-21, 24-26, 25-20
Rapid City Central def. Douglas, 25-17 25-11, 25-12
Sanborn Central/Woonsocket def. Sunshine Bible Academy, 25-11, 25-18, 25-18
Waubay/Summit def. Britton-Hecla, 25-18, 25-23, 25-13
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Warner def. Hitchcock-Tulare, 25-16, 25-20, 25-14
Watertown def. Pierre, 25-20, 25-16, 25-10
Wolsey-Wessington def. Iroquois/Doland, 25-7, 25-13, 25-19