Baseball

Butler at New Castle, 4 p.m.

North Hills at Seneca Valley, 4 p.m.

Highlands vs. Knoch, 4 p.m., Kelly Automotive Park

Mars at Kittanning, 4 p.m.

Summit Academy at Freeport, 4 p.m.

Moniteau at A-C Valley, 4:15 p.m.

Softball

Butler at Pine-Richland, 4 p.m.

Seneca Valley at North Allegheny, 7 p.m.

Kittanning at Knoch, 4 p.m.

Highlands at Mars, 3:45 p.m.

West Shamokin at Freeport, 3:45 p.m.

Moniteau at A-C Valley, 4:15 p.m.

Slippery Rock at Commodore

Lakeview at Grove City, 4 p.m.

Track and Field

Hampton at Knoch, 3:30 p.m.

Freeport at Burrell, 3:30 p.m.

Slippery Rock at Greenville, 4 p.m.

Sharon at Grove City, 4 p.m.

Boys Volleyball

Shaler at Butler, 6 p.m.

Seneca Valley at Plum, 6 p.m.

Summit Academy at West Shamokin, 7 p.m.

Boys Tennis

WPIAL section doubles

Grove City at Kennedy Catholic, 3:30 p.m.

Girls Lacrosse

Vincentian at Butler, 6 p.m.

Knoch at Mars, 7:15 p.m.

BaseballSlippery Rock at Grove City, 4 p.m.Boys LacrosseMars at Knoch, 4 p.m.Track and FieldButler at North Allegheny, 3:30 p.m.MAC meet at Mars, 2 p.m.Union, Keystone at Karns City (boys), 4 p.m.Karns City, Union at Keystone (girls), 4 p.m.North Clarion, Cranberry at A-C Valley (girls), 4:15 p.m.A-C Valley, Cranberry at North Clarion (boys), 4:15 p.m.Boys TennisWPIAL section doubles