BOYS BASKETBALL

Class A region semifinals

Region 2A

Clark/Willow Lake 65, Deuel 43

Hamlin 77, Sioux Valley 46

Region 3A

West Central 53, Madison 44 (OT)

Region 4A

Lennox 53, Vermillion 48

Sioux Falls Christian 79, Dakota Valley 38

Region 5A

Hanson 77, Mount Vernon/Plankinton 44

McCook Central/Montrose 55, Wagner 38

Region 6A

Cheyenne-Eagle Butte 58, Platte-Geddes 55

Mobridge-Pollock 66, Stanley County 54

Region 7A

Winner 72, Mahpíya Lúta 55

St. Francis 58, Pine Ridge 57

Class B region semifinals

Region 1B

Aberdeen Christian 49, Waubay/Summit 22

Waverly-South Shore 62, Leola/Frederick Area 57

Region 2B

Castlewood 47, De Smet 45 (OT)

Wessington Springs 61, Wolsey-Wessington 37

Region 3B

Dell Rapids St. Mary 69, Colman-Egan 59

Howard 49, Bridgewater-Emery 48

Region 4B

Freeman 86, Parkston 76

Viborg-Hurley 77, Centerville 37

Region 5B

Gregory 47, Corsica-Stickney 12

Lyman 72, Lower Brule 59