ThursdayWrestlingWPIAL Championships at Penn HillsSwimmingWPIAL Championships at Trees PoolHockeyPIHL Class AAA PlayoffsButler vs. Peters Township, 7 p.m., at SouthpointeSeneca Valley vs. Cathedral Prep, 8:30 p.m., Mercyhurst Ice ComplexPIHL Class AA PlayoffsMars vs. Plum, 8 p.m., Baierl Ice ComplexPIHL Class A PlayoffsFreeport vs. South Fayette, 9 p.m., Belmont Arena

FridayWrestlingWPIAL Championships at Penn HillsSwimmingWPIAL Championships at Trees Pool

SaturdayWrestlingWPIAL Championships at Penn HillsCollege BaseballSlippery Rock vs. Northwood, 1 p.m., Auburndale, Fla.

SundayCollege BaseballSlippery Rock vs. Saint Joseph's, 2 p.m., Winter Haven, Fla.