Marina won the Southern Section Division 3 softball championship with an 8-1 win over Westlake in Irvine on Friday.

Aviana Valbuena had three hits and four RBIs. Sister Mia Valbuena struck out 13 with one walk.

Marina improved to 19-13.

Los Alamitos won the Division 2 championship with a 3-0 win over JSerra that took 10 innings. Cienna Kowaleski hit a two-run home run in the 10th to end a great pitching duel.

JSerra’s Liliana Escobar struck out 16. Los Alamitos’ Jaliane Brooks threw all 10 innings, striking out five.

In Division 6, Irvine University defeated Rio Hondo Prep 4-1. In Division 7, Rancho Mirage defeated Culver City 7-3.