Girls Volleyball

WPIAL Playoffs

Class 4A

Seneca Valley at Norwin, 7:30 p.m.

Class 3A

Woodland Hills at Knoch, 7:30 p.m.

Mars vs. Elizabeth Forward, 6 p.m., at Shaler

Regular Season

Karns City at DuBois, 7:30 p.m.

Boys Soccer

WPIAL Playoffs

Class 4A

Butler at Mt. Lebanon, 8 p.m.

Norwin at Seneca Valley, 8 p.m.

Class 3A

Mars vs. West Allegheny, 8 p.m., at North Allegheny

Class 2A

Quaker Valley vs. Freeport, 8 p.m., at Moon

Deer Lakes vs. North Catholic, 6 p.m., at Seneca Valley

Girls Soccer

District 9 Playoffs

Karns City vs. Brookville, 7 p.m., at Clarion University

Girls SoccerWPIAL PlayoffsClass 4AButler at Peters Township, 8 p.m.Moon vs. Seneca Valley, 8 p.m., at MarsClass 3AMars vs. Thomas Jefferson, 6 p.m., at North AlleghenyClass 2AFreeport at Hopewell, 8 p.m.North Catholic vs. Brownsville, 6 p.m., at Canon-McMillanCross CountryWPIAL Championships at California (Pa.) University, 1 p.m.HockeySeneca Valley at Bethel Park, 9 p.m., Spencer Family YMCAFreeport at South Park, 7 p.m., Ice Castle