Sophomore Travis Kelly (1-0) threw a four-hitter and struck out 10 to lead Los Osos (1-0) past Ontario (0-1) and give the Grizzlies their first varsity baseball win.
Diamond Ranch 2, Serrano 1
Bryan Robertson was two for two with a home run and a single, and also struck out 11 going the distance for Diamond Ranch (1-0).
Rowland 9, Ayala 6
Damian Gatti pitched a nine-hitter with eight strikeouts and Brenton Ong had two hits and one RBI for Rowland (1-0) at Ayala (0-1).
South Hills 16, San Dimas 4
Chris Mayhood went three for three, including a home run, and had seven RBIs, A.J. Martinez went three for four with three RBIs and Brandon Newton hit a three run home run in the second inning to lead South Hills (1-0) past San Dimas (0-1).
Walnut 9, Baldwin Park 3
Greg Burns went two for four with two doubles, a run and a stolen base and Chris Waite went two for three with two runs to lead Walnut (1-0) over Baldwin Park (0-1).
Burbank Burroughs 10, El Segundo 6
Brent Fekety had a two-run double and pitched five innings to record the victory for host Burroughs (1-0).
Crespi 13, Leuzinger 0 (5 innings)
Senior right-hander Trevor Plouffe allowed three hits and had eight strikeouts in five innings for Crespi (1-0). Plouffe also had a three-run home run. Nick Santoro had three hits and drove in four runs, and Ollie Linton had a two-run double.
Loyola 4, Redondo 0
Evan Alexander (1-0) pitched 5 2/3 innings with 10 strikeouts and Cooper Bergdahl closed out the game with three stikeouts in the four batters he faced for Loyola (1-0).