San Francisco scored two runs in the top of the 11th innng for a 3-1 baseball victory over Hawaii tonight at Les Murakami Stadium.

Michael Perri opened the 11th with a single to right field, then went to second when third baseman Josh Rojas bobbled Ross Puskarich’s chopper. Perri and Puskarich advanced on Tyler Villaroman’s sacrifice. Aaron Ping then singled to right to drive in Perri with the go-ahead run. Puskarich then scored on Matt Estes’ wild pitch.

The ‘Bows tied it at 1-all with two outs in the bottom of the 10th inning.

Second baseman Johnny Weeks coaxed a walk against Joey Carney, the fourth USF picher. Rojas then pulled a drive into the right-field corner, scoring Weeks from first.

Dylan Vchulek singled to right field, but Rojas stumbled while making the turn at third and had to retreat to the bag. Vchulek went to second on the throw to the infield. Jordan LaFave, who entered as a defensive replacement at shortstop in the ninth inning, struck out as the teams went to the 11th.

After both teams went scoreless in the first nine innings, San Francisco’s Allen Smoot hit an opposite-field double to left field to drive home Nico Giarratano for a 1-0 lead in the 10th.

The ‘Bows dropped the opener of a four-game series to fall to 1-3 overall. The Dons are 4-1.

The teams meet at 6:35 p.m. on Friday.