MondayBoys VolleyballWPIAL PlayoffsClass AAAFox Chapel at Seneca Valley, 7 p.m.

Eagle County BaseballButler at Harmony, 6 p.m.Cranberry at Freeport, 6 p.m.Mars2 at Mars, 6 p.m.Wexford at Natrona Heights, 7:15 p.m.Evans City at Saxoburg, 6 p.m.

WednesdayBaseballWPIAL Playoffs Class AAAA SemifinalsButler vs. North Allegheny, 7 p.m., at Burkett Complex

District 9 PlayoffsClass AAMoniteau at Cranberry, 4:30 p.m.Redbank Valley at Karns City, 4:30 p.m.

Girls SoftballDistrct 9 PlayoffsClass AAKane at Karns City, 4:30 p.m.

Boys LacrosseWPIAL PlayoffsDivision ISeneca Valley vs. Mt. Lebanon, 7:30 p.m., at Chartiers Valley

WPIAL PlayoffsDivision IIButler vs. Greensburg Central Catholic, 5 p.m., at North Allegheny

Eagle County BaseballCranberry at Butler, 6 p.m.Zelienople at Freeport, 6 p.m.Natrona Heights at Mars2, 6 p.m.Wexford at Harmony, 6 p.m.Mars at Saxonburg, 6 p.m.