Steve Fryer’s analysis and predictions of this week’s top high school football games, including Santa Margarita vs. Orange Lutheran and JSerra vs. Mater Dei.

1. Mater Dei 32-2: Monarchs improved to 5-0 in the Trinity League with league wins over Rosary and Santa Margarita. 2. Huntington Beach 24-6: Surf League-leading Oilers defeated Laguna Beach, Edison and Corona del Mar last week. 3. Beckman 22-5 ...

Mater Dei and Huntington Beach remain ranked fourth and fifth, respectively, entering key league matches on Wednesday.

Bode Brinkema scored on a counterattack on the third possession of sudden-death overtime to lift JSerra’s boys water polo team past Newport Harbor 10-9 in the finals of the Delfina USA Classic at Harvard-Westlake on Saturday night.

A roundup of highlights from Friday’s games. San Juan Hills improves to 7-0; Laguna Beach rallies to beat Charter Oak; Troy, Yorba Linda, Cypress and Western also pick up wins.

The Chargers defense shuts out the Sea Kings for the first three quarters, and running back Julius Gillick runs for 126 yards and three TDs.

The three Trinity League openers offer the most intrigue in Orange County football on Friday, Dan Albano writes.

Mater Dei quarterback Cole Leinart, son of Heisman Trophy winner Matt Leinart, has left his father’s high school alma mater and enrolled at Newport Harbor, Sailors football coach Peter Lofthouse confirmed Thursday.

Steve Fryer’s analysis and predictions for five big Orange County football games, including Orange Lutheran vs. JSerra and Mater Dei vs. Servite.

Mater Dei’s girls volleyball team is No. 1 in the nation after winning the Durango Fall Classic this past weekend at Las Vegas. Mater Dei beat Mira Costa 2-1 in the tournament’s Championship Division final on Saturday. The Monarchs had lost to Mira Costa earlier this season.