Thursday

Boys Basketball

WPIAL 4A Playoffs

West Mifflin at Knoch, 7 p.m.

Girls Basketball

Grove City at Slippery Rock, 7:15 p.m.

Bowling

Butler, Freeport at WPIBL Team Championships

Swimming

North Catholic vs. Knoch, 6 p.m., at Butler

Slippery Rock at Farrell, 6 p.m.

Friday

Boys Basketball

WPIAL 5A Playoffs

Mars vs. Bethel Park, 6 p.m., at North Hills

WPIAL 1A Playoffs

Summit Academy at Rochester, 8 p.m.

Regular Season

Grove City at Slippery Rock, 7:15 p.m.

College Basketball

Butler County Community College at WPCC Tournament

Butler County Community College (women) at WPCC Tournament

Saturday

College Basketball

Slippery Rock (women) at Indiana (Pa.), 1 p.m.

Slippery Rock at Indiana (Pa.), 3 p.m.

Butler County Community College at WPCC Tournament

Butler County Community College (women) at WPCC Tournament