Football

Butler at Erie, 7 p.m.

North Allegheny at Seneca Valley, 7:05 p.m.

Knoch at Highlands, 7 p.m.

Mars at Hampton, 7 p.m.

Freeport at Deer Lakes, 7 p.m.

Derry at North Catholic, 7 p.m.

DuBois Area at Karns City, 7 p.m.

Keystone at Moniteau, 7 p.m.

Coudersport at Union-A-C Valley, 7 p.m.

FootballShady Side Academy at Summit Academy, 12:15 p.m.College FootballSlippery Rock at Gannon, noonBoys SoccerWPIAL PlayoffsClass 4AButler at Peters Township, 1 p.m.Taylor Allderdice at Seneca Valley, 2 p.m.Girls VolleyballWPIAL PlayoffsClass 3ABeaver at Freeport, 2 p.m.Class 2AFrazier at North Catholic, noonCross CountryDistrict 9 Championships at Ridgway, 9:45 a.m.Slippery Rock at District 10 Championships