Riley Hill jump serves against the Dolphins on Tuesday, October 12. (Photo/Tammy Chamley) Matt Larson | Big Sioux Media The Deubrook Dolphins spoiled the homecoming match for the Dell Rapids Quarriers on Tuesday, October 12th in Dell Rapids. The Dolphins defeated the Quarriers in straight sets by scores of 25-16, 25-23, and 25-23. Deubrook jumped…