Dos Pueblos suffered a 3-2 loss at Santa Ynez in the Channel League baseball opener on Friday.
Tyler Rasmussen scored the winning run for the Pirates on a wild pitch. He also pitched a complete game.
Conner Gleissner pitched five innings for DP and allowed only two hits and one run, while striking out three. At the plate, Gleissner doubled and scored a run.
Dos Pueblos falls to 3-4-1 on the season.
The Chargers host Santa Barbara on Tuesday.