Sports events
Monday
Baseball
Seneca Valley at Butler, 7:30 p.m.
North Catholic at Knoch, 5:30 p.m.
Penn Hills at Mars, 3:45 p.m.
Sharon at Slippery Rock, 4 p.m.
Forest at Moniteau, 3:30 p.m.
Cranberry at Union, 4 p.m.
Softball
Freeport at Knoch, 4 p.m.
Hampton at Mars, 3:45 p.m.
Clarion at Karns City, 6 p.m.
Forest at Moniteau, 4 p.m.
A-C Valley at Keystone, 4 p.m.
Cranberry at Union, 4 p.m.
Boys Lacrosse
Hampton at Butler, 7 p.m.
Seneca Valley at Penn-Trafford, 7:30 p.m.
Peters Township at Mars, 7:15 p.m.
North Catholic at Central Catholic, 7:30 p.m.
Girls Lacrosse
Knoch at Quaker Valley, 7 p.m.
Boys Tennis
South Fayette at North Catholic, 3:30 p.m.
Boys Volleyball
Canon-McMillan at Seneca Valley, 7:30 p.m.
Tuesday
Baseball
Butler at Seneca Valley, 7 p.m.
Knoch at North Catholic, 7:30 p.m.
Mars at Penn Hills, 4 p.m.
Highlands at Freeport, 4:15 p.m.
Softball
Fox Chapel at Seneca Valley, 4 p.m.
Knoch at McKeesport, 3:30 p.m.
Franklin at Slippery Rock, 4 p.m.
Track and Field
WPIAL AAA boys girls team semifinals: Blackhawk, Franklin Regional at Butler, 3 p.m.
WPIAL AAA girls team semifinals: Knoch, Laurel Highlands, Mt. Lebanon at South Fayette, 3 p.m.
WPIAL AA boys team semifinals: North Catholic, Carlynton, Deer Lakes, New Brighton at Riverside, 3 p.m.
WPIAL AA girls team semifinals: North Catholic, Eden Christian, Carlynton at Riverside, 3 p.m.
Karns City at Moniteau, 4 p.m.
Union/A-C Valley at North Clarion, 3:45 p.m.
Sharon at Slippery Rock, 3:30 p.m.
Boys Lacrosse
North Hills at Knoch, 7 p.m.
North Catholic at Mars, 7:15 p.m.
Freeport at Hampton, 6 p.m.
Girls Lacrosse
Shaler at Butler, 7:30 p.m.
Seneca Valley at Freeport, 7 p.m.
Boys Volleyball
North Hills at Seneca Valley, 7:30 p.m.
Gateway at Mars, 7:30 p.m.
OLSH at North Catholic, 7:15 p.m.
