THURSDAYBoys LacrosseSeneca Valley at Upper Arlington, 4:30 p.m.

Boys TennisQuaker Valley at Mars, 3:30 p.m.

College LacrosseMercyhurst at Slippery Rock, 7 p.m.

FRIDAYBaseballButler at Woodland Hills, 4 p.m.Seneca Valley at Baldwin, 4:15 p.m.Mars at Rivervew, 3:45 p.m.Leechburg at Freeport, 4 p.m.Ford City vs. Karns City, Pullman Park, 4 p.m.Franklin at Grove City, 4 p.m.

Girls SoftballPlum at Butler, 4 p.m.Freeport at Knoch, 3:45 p.m.Pine-Richland at Mars, 3:45 p.m.Karns City at Ford City, 3:45 p.m.Saegertown at Grove City, 4 p.m.

Boys VolleyballSeneca Valley at Hopewell, 7:30 p.m.

Track and FieldFox Chapel, Pine-Richland at Butler, 3:30 p.m.Valley at Knoch, 3:30 p.m.Grove City at Wilmington Relays, 3:45 p.m.

Boys TennisPine-Richland at Butler, 3:30 p.m.North Hills at Seneca Valley, 3:30 p.m.Mars at Vincentian, 3:45 p.m.

Boys LacrosseHudson (Ohio) at Seneca Valley, 7:30 p.m.Butler at Bethel Park, 6:15 p.m.

Girls LacrosseHampton at Seneca Valley, 6 p.m.

College BaseballSlippery Rock at Gannon, 1 p.m.

College SoftballGannon at Slippery Rock, 2:30 p.m.

College Track and FieldSlippery Rock at Raleigh (N.C.) Relays

SATURDAYBaseballEllwood City vs. Butler, Pullman Park, 1 p.m.Saegertown at Grove City, 1 p.m.St. Joseph at Summit Academy, noon

Boys VolleyballButler at Norwin Tournament, 9 a.m.Seneca Valley at North Allegheny Tournament, 8:30 a.m.