ThursdayBaseballClarion-Limestone at Karns City, Kelly Automotive Park, 4 p.m.Moniteau at Cranberry, 4:15 p.m.A-C Valley at Clarion, 4:15 p.m.Union at East Forest, 4:15 p.m.SoftballPine-Richland at Butler, 4 p.m.North Hills at Seneca Valley, 4 p.m.Moon at Mars, 3:45 p.m.Knoch at Uniontown, 4 p.m.Valley at Freeport, 4 p.m.Clarion-Limestone at Karns City, 4 p.m.Moniteau at Cranberry, 4:15 p.m.Slippery Rock at Hickory, 4 p.m.Grove City at Conneaut, 4 p.m.A-C Valley at Clarion, 4:40Track and FieldSlippery Rock at Greenville, 3:30 p.m.Commodore Perry at Grove City, 4 p.m.Boys VolleyballNorth Hills at Butler, 7:30 p.m.Seneca Valley at Fox Chapel, 6 p.m.Cardinal Wuerl North Catholic at Steel Valley, 7:30 p.m.Boys LacrosseShaler at Seneca Valley, 6 p.m.Mars at Pine-Richland, 7:30 p.m.Girls LacrosseSeneca Valley at Sewickley Academy, 6 p.m.Knoch at Winchester Thurston, 4 p.m.College SoftballButler County Community College at CCAC South, 4 p.m.

FridayBaseballSeneca Valley at Butler, Kelly Automotive Park, 7 p.m.Mars at Hampton, 3:45 p.m.Knoch at Freeport, 4 p.m.OLSH at Cardinal Wuerl North Catholic, Kelly Automotive Park, 4 p.m.Slippery Rock at Hickory, 4 p.m.Conneaut at Grove City, 4 p.m.SoftballFreeport at Greensburg Salem, 4 p.m.Track and FieldButler, Seneca Valley, Knoch, Slippery Rock at Butler Invitational, 12:30 p.m.Boys LacrosseButler at Moon, 8 p.m.Freeport at North Hill, 7:30 p.m.Girls LacrosseFreeport at Knoch, 4 p.m.TennisBlackhawk at Butler, 3:30 p.m.Grove City at Greenville, 3:30 p.m.College BaseballCalifornia (Pa) University at SRU, DH, 1 p.m.