Events
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.