Top games, players to watch, upset alerts and predictions for Week 2 of the WPIAL football playoffs

The WPIAL high school football playoffs continue Friday with semifinal games in Classes 6A and 4A and quarterfinals across Classes 5A, 3A, 2A and 1A. The preview highlights key matchups, players to watch and potential upsets, alongside predictions for the second week of postseason play. Teams across western Pennsylvania are competing for places in the next round.