Sports events
Tuesday
Baseball
Pine-Richland at Seneca Valley, 4 p.m.
Burrell at Knoch, 5:30 p.m.
Mars at Plum, 3:45 p.m.
Freeport at North Catholic, 4:15 p.m.
Union at A-C Valley, 4 p.m.
Softball
Union at A-C Valley, 4 p.m.
Slippery Rock at Titusville, 4 p.m.
Track and Field
Butler at North Allegheny, 3:30 p.m.
Armstrong at Mars, 3:30 p.m.
Kiski Area at Freeport, 3:30 p.m.
North Catholic, Aliquippa, Rochester at South Side, 3:30 p.m.
Boys Lacrosse
Knoch at Shaler, 6:30 p.m.
Mars at Indiana, 7:30 p.m.
North Catholic at Freeport, 4 p.m.
Boys Volleyball
Shaler at Seneca Valley, 7:30 p.m.
Mars at Gateway, 7;30 p.m.
North Catholic at OLSH, 7:15 p.m.
Boys Tennis
WPIAL Singles Championships at Fox Chapel
Wednesday
Baseball
Butler at Central Catholic, 3:30 p.m.
Karns City at Brockway, 4 p.m.
Slippery Rock at Meadville, 4 p.m.
Softball
Butler at Seneca Valley, 6 p.m.
Knoch at Freeport, 4:15 p.m.
Mars at Hampton, 3:45 p.m.
Punxsutawney at Karns City, 6 p.m.
Union at Forest Area, 4 p.m.
Track and Field
Pine-Richland at Seneca Valley
Keystone at Moniteau, 4 p.m.
Union/A-C Valley at Redbank Valley, 4 p.m.
Boys Lacrosse
Norwin at Butler, 7 p.m.
Seneca Valley at Shady Side Academy, 7:45 p.m.
Freeport at Moon, 8 p.m.
Girls Lacrosse
Blackhawk at Knoch, 7 p.m.
Mars at Ambridge, 7 p.m.
Freeport at Sewickley Academy, 4:30 p.m.
South Fayette at North Catholic, 4:30 p.m.
Boys Volleyball
Butler at Hempfield, 7:30 p.m.
North Catholic at Beaver County Christian, 7:15 p.m.
Boys Tennis
WPIAL Singles Championships at Fox Chapel
Shaler at Knoch, 3:30 p.m.
