West Chester Rustin 70, Parkland 67: Chris Richardson hit a pair of late free throws to give the Golden Knights the lead for good at Reading.
Rustin trailed, 47-41, entering the final quarter, but rallied behind five points from Ethan Ridgeway and four points from Richardson.
Andrew Chobany finished with 15 points and six rebounds, Ridgeway added 14 points and 12 assists, and Richardson scored 12 as the Golden Knights advanced to their first state quarterfinal.
Chester 79, Hazleton 71: Mahir Johnson poured in 29 points and Tyrell Sturdivant added 19 points and 10 rebounds to propel the Clippers at Bethlehem Freedom.
Martin Luther King 65, Pennsbury 43: Jahmir Taylor had 16 points, 11 rebounds, and eight blocks as the Cougars cruised at Plymouth Whitemarsh.
Jabri McCall added 16 points for King. Pennsbury's Mekhi Bryant netted a game-high 25.
Abington 59, York 53: Matt Penecale scored 21 points, and went 6 for 8 from the line, as the Ghosts clinched their first trip to the quarterfinals since 1988 with the victory at Coatesville.
Amir Hilton added 20 points, Kyrie Jefferson put up nine points and five blocks, and Lazaros Mackrides grabbed 12 rebounds for Abington.
Class AA second round
Thanks to Darius Wallace's late three-pointer, Del-Val Charter is headed to the state semifinals for the first time.
The Warriors trailed by two points when Wallace drained a three-pointer with 19 seconds remaining to give them a 46-45 lead that served as the final score against Loyalsock at Cumberland Valley.
Wallace finished with 10 points. Dashon Giddings paired 11 points with nine rebounds, and Clayton Wolfe dished out eight assists.