Marshall, Minn. def. Sioux Falls Roosevelt, 25-19, 25-21, 25-20
Milbank def. Sisseton, 25-23, 25-14, 21-25, 25-22
Mitchell def. Brandon Valley, 23-25, 25-18, 25-12, 21-25, 15-11
Mobridge-Pollock def. Groton Area, 19-25, 25-8, 25-12, 25-21
Mt. Vernon def. Kimball, 25-15, 25-13, 20-25, 25-22
Northwestern Area def. Miller, 25-10, 25-13, 25-17
Oldham-Ramona/Rutland def. James Valley Christian, 23-25, 25-23, 25-9, 25-19
Parker def. Tea Area, 25-14, 25-17, 25-10
Parkston def. Corsica/Stickney, 20-25, 27-25, 29-31, 25-17, 15-12
Pine Ridge def. Little Wound, 25-19, 25-21, 25-14
Platte-Geddes def. Colome, 25-21, 25-11, 25-13
Rapid City Central def. Spearfish, 25-23, 25-16, 25-18
Sanborn Central/Woonsocket def. Wessington Springs, 25-20, 28-26, 25-11
Sioux Falls Lincoln def. Sioux Falls Washington, 25-23, 17-23, 25-16, 25-18
Sioux Valley def. DeSmet, 25-19, 25-23, 25-16
St. Thomas More def. Wall, 25-18, 25-11, 25-20
Sully Buttes def. Hoven/Edmunds Central, 25-16, 25-13, 25-13
Tri-Valley def. Beresford, 19-25, 25-21, 25-23, 25-19
Vermillion def. Sergeant Bluff-Luton, Iowa, 25-15, 26-24, 25-23
Viborg/Hurley def. Gayville-Volin, 25-19, 25-14, 25-20
