Tennessee ace Karlyn Pickens carried her team across the finish line, and the Volunteers handed Oklahoma its first series defeat of the season with a 5-3 victory. The No. 2-ranked Sooners were unable to cash in on Abigale Dayton’s leadoff walk in the fifth or her two-out single in the seventh.

OU dropped its series finale against No. 10 Tennessee on Sunday, 5-3, and dropped a Southeastern Conference series for the first time in school history. The Sooners had beaten South Carolina, Arkansas and Missouri in its first three SEC sets.