The Pierce (17-21) rolled over the Green River (9-30) 10-0 on Saturday at Mt Tahoma High School after a six-run rally in the fourth inning.
The Pierce scored in the fourth on an RBI single by Andrew Barrera, an RBI single by Barrera, an RBI single by Jarred Prather, an RBI single by Prather, a two-run single by Rayven Kahana, a two-run single by Kahana, an error, and an RBI double by Matt Thompson.
Barrera went a perfect 4-4 at the dish for the Pierce.
Matt Fish struck out 11 hitters en route to the the Pierce win. The Pierce's pitcher gave up just three hits over five shutout innings.
Chase Kairis (2-6) took the loss for the Green River. He allowed eight runs in 3 2/3 innings, walked two and struck out three.