The first high school football scrimages will be played this weekend.  It has been a busy off season for coaches in the WPIAL.  When camps opened on Monday there were seventeen new coaches.  Five are  in the Beaver County  Radio area.   Terry George is the new coach at Ambridge.  He replaces Dan Bradley who is now the coach at OLSH. He replaces Bill Daniels .  Ron Sciaro is the new coach at Riverside. He replaces Tom Liberty, who is the new coach at Freedom High School.  At South Side, Luke  Travelpiece  replaces Glenn McDougal.