TuesdayBaseballSlippery Rock vs. Karns City, Kelly Automotive Park, 6:30 p.m.Valley at Knoch, 4 p.m.Union vs. Moniteau, Kelly Automotive Park, 4 p.m.A-C Valley at Keystone, 4 p.m.SoftballPine-Richland at Butler, 4:15 p.m.Seneca Valley at Moon, 3:30 p.m.Knoch at Indiana, 7 p.m.Highlands at Mars, 3:45 p.m.Redbank Valley at Karns City, 4 p.m.Grove City at Franklin, 4 p.m.Track and FieldKiski Area at Knoch, 4 p.m.Freeport at CW North Catholic, 3:30 p.m.Sharon at Slippery Rock, 3:30 p.m.Hickory at Grove City, 4 p.m.Girls LacrosseMars at Butler, 7:15 p.m.Knoch at Freeport, 5 p.m.Boys VolleyballButler at Shaler, 6 p.m.Boys TennisWPIAL singlesSeneca Valley at Blackhawk, 3:30 p.m.College BaseballCCAC Boyce at Butler County Community College, 4 p.m.

WednesdayBaseballButler at Moon, 4:15 p.m.Seneca Valley at North Hills, 7 p.m.Highlands vs. Knoch, Kelly Automotive Park, 6:30 p.m.Freeport at Mars, 3:45 p.m.Reynolds at Grove City, 4 p.m.SoftballWest Middlesex at Slippery Rock, 4:15 p.m.Track and FieldNorth Allegheny at Butler, 3:45 p.m.Pine-Richland, Shaler at Seneca Valley, 3:30 p.m.Karns City, Clarion at Moniteau (girls), 4:15 p.m.Moniteau, Clarion at Karns City (boys), 4:15 p.m.Union (girls) at Clarion-Limestone, 4:15 p.m.North Clarion at Union (boys), 4 p.m.Boys LacrosseButler at North Allegheny, 6 p.m.Knoch at CW North Catholic, 4 p.m.Mars at North Hills, 7:30 p.m.Freeport at Shaler, 7:30 p.m.Boys TennisMars at Blackhawk, MAC Tournament, 8:30 a.m.Grove City at Greenville, 3:30 p.m.