CANOSSA Academy (Lipa City) needed four sets while Kings’ Montessori won in three frames to claim the boys and girls bronze medals, respectively, in the Philippine National Volleyball Federation (PNVF) Under-18 Championships on Sunday at the Rizal Memorial Coliseum. Canossa Academy staved off Angatleta Orion (Bataan), 25-16, 25-23, 21-25, 25-20,…