Boys Soccer

Karns City at Mercer, 6 p.m.

Girls Soccer

Pine-Richland at Seneca Valley, 7:30 p.m.

Knoch at Slippery Rock, 4 p.m.

Highlands at Mars, 7 p.m.

Seton-LaSalle at CW North Catholic, 4 p.m.

Valley at Freeport, 3:45 p.m.

Redbank Valley at Karns City, 6:30 p.m.

Volleyball

Vincentian at Mars, 6 p.m.

DuBois Central Catholic at Union, 6 p.m.

Golf

WPIAL Individual Semifinals

Seneca Valley at Butler (girls), 3 p.m.

Blackhawk at Mars (girls), 3:15 p.m.

Freeport at Highlands, 3:30 p.m.

Girls Tennis

Hampton at Butler, 3:30 p.m.

North Allegheny at Seneca Valley, 3:30 p.m.

Mars at Pine-Richland, 3:30 p.m.

Knoch at Shaler, 3 p.m.

Boys SoccerHampton at Butler, 6 p.m.Seneca Valley at North Allegheny, 7:30 p.m.Knoch at Freeport, 3:45 p.m.Deer Lakes at Mars, 7 p.m.Slippery Rock at Franklin, 6 p.m.Girls SoccerFreeport at Highlands, 3:30 p.m.VolleyballSeneca Valley at Butler, 6 p.m.Knoch at Deer Lakes, 7 p.m.Mars at Fox Chapel, 6 p.m.Freeport at Highlands, 7 p.m.Karns City at Union, 6 p.m.Clarion at Moniteau, 7 p.m.Slippery Rock at Greenville, 7:15 p.m.Cross CountryButler at Knoch, 3:30 p.m.Seneca Valley, Pine-Richland at Mars, 3:30 p.m.Freeport at Kittanning, 4 p.m.Moniteau at Cranberry, 4:30 p.m.Clarion-Limestone, Clarion at A-C Valley, 4:15 p.m.North Clarion at Union, 4:15 p.m.Slippery Rock at Sharon, 4 p.m.GolfMars at Seneca Valley (girls), 3 p.m.Slippery Rock at Meadville, 10 a.m.A-C Valley, Clarion at Union, 4 p.m.