Friday

Boys Basketball

WPIAL Playoffs

Class 6A

Butler at Central Catholic, 7 p.m.

District 9 Class A Playoffs

Union at Otto-Eldred, 7 p.m.

Girls Basketball

WPIAL Playoffs

Class 4A

Montour at Knoch, 7 p.m.

District 9 3A Playoffs

at Brookville

Moniteau vs. Punxsutawney, 6 p.m.

Karns City vs. Redbank Valley, 7:30 p.m.

Saturday

Girls Basketball

WPIAL 3A Semifinals

North Catholic vs. Waynesburg Central, 2 p.m., At North Hills

Wrestling

WPIAL 3A Individual Section Championships at North Allegheny

Swimming

WPIAL Diving Championships at North Allegheny

College Basketball

Slippery Rock (women) at Mercyhurst, 1 p.m.

Slippery Rock at Mercyhurst, 3 p.m.

Sunday

Indoor Track

PTFCA State Championships, 10 a.m., Penn State University