EVENTS
Monday
Baseball
New Castle vs. Butler, 4 p.m., Kelly Automotive Park
Seneca Valley at Shaler, 4 p.m.
Knoch at Hampton, 3:45 p.m.
Mars at North Hills, 6 p.m.
Freeport at Valley, 4:15 p.m.
A-C Valley at Moniteau, 4:15 p.m.
Union at West Shamokin, 4 p.m.
Slippery Rock at Mercer, 4 p.m.
Lakeview at Grove City, 4 p.m.
Softball
Butler at North Hills, 4 p.m.
Seneca Valley at Brashear, 3:30 p.m.
Hampton at Mars, 3:45 p.m.
CW North Catholic at Riverview, 3:45 p.m.
Freeport at Burrell, 4 p.m.
Grove City at Lakeview, 4:15 p.m.
Boys Lacrosse
Mars at Greensburg Central Catholic, 7 p.m.
Aquinas Academy at CW North Catholic, 4 p.m.
Girls Lacrosse
Latrobe at Butler, 6 p.m.
Peters Township at Mars, 7:15 p.m.
Greensburg Salem at Freeport, 5 p.m.
Boys Tennis
WPIAL section singles
College Baseball
California (Pa.) at Slippery Rock, 1 p.m.
Tuesday
Baseball
Karns City at Venango Catholic, 4 p.m.
Redbank Valley at A-C Valley, 4:15 p.m.
Union at Clarion, 4 p.m.
Softball
Karns City at Venango Catholic, 4 p.m.
Redbank Valley at A-C Valley, 4:15 p.m.
Mercer at Slippery Rock, 4 p.m.
Boys Volleyball
North Allegheny at Butler, 6 p.m.
Shaler at Seneca Valley, 6 p.m.
Boys Lacrosse
Knoch at Plum, 7:15 p.m.
Conneaut at Freeport, 5:30 p.m.
Girls Lacrosse
Seneca Valley at Sewickley Academy, 4:15 p.m.
Shaler at Knoch, 4 p.m.
Hampton at Mars, 7:15 p.m.
Freeport at Aquinas Academy, 5:30 p.m.
Track and Field
Shaler at Butler, 3:45 p.m.
Knoch at Mars, 3:30 p.m.
Boys Tennis
WPIAL section singles
College Baseball
Walsh at Slippery Rock, DH, 2 p.m.
College Softball
Gannon at Slippery Rock, DH, 2:30 p.m.