Watch Preseason No. 1 Mater Dei (California) roll in season opener against Utah's West High - High School Football America
Mater Dei Wins Inaugural USA Baseball National High School Invitational (NHSI) | USA Baseball
TruChampions on Twitter: "High school football: No. 1 Mater Dei to face No. 15 Duncanville in August https://t.co/Be9LvzvsmX https://t.co/uDWMf1WfAY" / Twitter
Super 25 Preseason Boys Basketball: No. 16 Mater Dei
Mater Dei upends top-ranked St. John Bosco 17-7 in defensive slugfest - Scorebook Live