South Dakota’s Class A and Class B girls basketball state tournaments got underway on Thursday.

Class A=

State Quarterfinals=

Madison 56, Belle Fourche 42

McCook Central/Montrose 52, Aberdeen Roncalli 45

St. Thomas More 44, Vermillion 26

West Central 61, Crow Creek 39

Class B=

State Quarterfinals=

Castlewood 54, Warner 28

Ethan 37, Sully Buttes 36

Hanson 53, Avon 42

Tripp-Delmont/Armour 48, Faith 39