Thursday

Boys Basketball

Butler vs. Bishop Guilfoyle, 6 p.m., at North Allegheny

Knoch vs. Steel Valley at Deer Lakes Holiday Tournament

Karns City at Franklin Holiday Tournament

Girls Basketball

Butler Christmas Tournament: Armstrong vs. Avonworth, 1 p.m.; Altoona vs. Butler, 2:30 p.m.

Seneca Valley at Shady Side Academy Holiday Tournament

Mars vs. Highlands, 3 p.m., Highlands Tournament

North Catholic vs. Bishop Guilfoyle, 3 p.m., at North Allegheny

Karns City at Lakeview Holiday Tournament, 4:30 p.m.

Northgate at Moniteau, 6 p.m.

Union/A-C Valley at Greenville Christmas Tournament

Slippery Rock at Lakeview Holiday Classic

Wrestling

Butler at Southmoreland Tournament

Seneca Valley at Canon-McMillan Tournament

Swimming

Mars at West Allegheny Invitational

Friday

Boys Basketball

Knoch at Deer Lakes, Deer Lakes Holiday Tournament

North Catholic at Archbishop Spalding, Md.

Karns City at Franklin Holiday Tournament

Girls Basketball

Altoona vs. Armstrong, 1 p.m.; Avonworth vs. Butler, 2:30 p.m.

Seneca Valley at Shady Side Academy Holiday Tournament

Freeport at Saint Joseph Holiday Tournament, 6:30 p.m.

Sewickley Academy at Moniteau, 6 p.m.

Union/A-C Valley at Greenville Christmas Tournament

Wrestling

Seneca Valley at Canon-McMillan Tournament

Saturday

Boys Basketball

McKeesport at Butler, 7:30 p.m.

Girls Basketball

Freeport at Saint Joseph Holiday Tournament

College Basketball

Slippery Rock (women) at Lock Haven, 1 p.m.

Slippery Rock at Lock Haven, 3 p.m.