[naviga:h3]Thursday[/naviga:h3]

Boys Soccer

District 9 1A Playoffs

Karns City vs. Brockway, 7 p.m., Clarion University

Volleyball

WPIAL Semifinals

Class 3A

Knoch vs. Central Valley, 7:30 p.m., at North Allegheny

Class 2A

Freeport vs. Frazier, 6 p.m., at Norwin

North Catholic vs. Serra, 6 p.m., at North Allegheny

District 9 semifinals

A-C Valley at Clarion, 7:30 p.m.

Hockey

Seneca Valley at Bethel Park, 9 p.m.

[naviga:h3]Friday[/naviga:h3]

Football

WPIAL Playoffs

Class 6A

Seneca Valley vs. Central Catholic, 7:30 p.m., at Fox Chapel

Class 5A

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

Class 3A

Freeport vs. Aliquippa, 7:30 p.m., at Ambridge

Quaker Valley vs. North Catholic, 7:30 p.m., at J.C. Stone Field

District 9 Playoffs

Moniteau vs. Clarion, 7 p.m., Clarion University

Union/A-C Valley at Smethport, 7 p.m.

Girls Soccer

WPIAL 3A Championship

Mars vs. Oakland Catholic, 6 p.m., Highmark Stadium

[naviga:h3]Saturday[/naviga:h3]

Football

District 10 Playoffs

Slippery Rock vs. Harbor Creek, 7 p.m., Erie Veterans Stadium

Girls Soccer

WPIAL 4A Championship

Seneca Valley vs. Peters Township, 3:30 p.m., Highmark Stadium

Boys Soccer

WPIAL 4A Championship

Seneca Valley vs. Norwin, 5:45 p.m., Highmark Stadium

College Football

Gannon at Slippery Rock, 1 p.m.