South Dakota’s class 11AAA and 11AA high school football teams saw first round playoff action Thursday night.

Class 11AAA
Quarterfinal

Brandon Valley 17, Sioux Falls Washington 7

Sioux Falls Lincoln 64, Rapid City Central 7

Sioux Falls O’Gorman 34, Aberdeen Central 19

Sioux Falls Roosevelt 49, Rapid City Stevens 14

Class 11AA
Quarterfinal

Brookings 34, Watertown 13

Harrisburg 33, Mitchell 6

Pierre 50, Douglas 28

Yankton 43, Huron 21