In Tuesday's non-league challenge, the host Prosser Mustangs volleyball team scored a 3-0 victory over the Sunnyside Grizzlies.

The Mustangs (1-0) will now prepare for their challenge against Othello (Othello, WA). The Huskies enter the non-league challenge with a 0-2 record. In their last challenge, Othello was beaten by Moses Lake (Moses Lake, WA), 3-0, in a non-league challenge.

Next, the Grizzlies meet the Moses Lake Mavericks (Moses Lake, WA) in a non-league challenge, on Thursday, September 12. Sunnyside will attempt to upgrade on its 1-1 season record. The Mavericks enter the challenge with a 1-1 record after their 3-0 non-league win over Othello (Othello, WA).