The second round of the WPIAL playoffs kicks off with two Beaver County teams fighting each other for a spot in the semifinals next week. Aliquippa takes on Riverside at Ambridge High School, with pre-game on Beaver County Radio at 6:00 and the tip scheduled for 6:30. Catch the game live on WBVP and WMBA, or catch it worldwide on the web by going to the Trib Live High School Sports Game.