The No. 22-ranked Ohio Northern volleyball team opened its 2017 season with an 18-25, 25-22, 25-21, 25-15 victory over Case Western Reserve in the opening match of the 39th Annual ONU Invitational on Friday afternoon at the ONU Sports Center.

Senior Haley Potters (Wheelersburg/South Webster) had an outstanding opener for the Polar Bears (1-0), posting an impressive .750 hitting percentage with 19 kills and one error on just 24 attempts.