(Oklahoma City, OK) -- The Oklahoma Sooners are making it back-to-back titles at the Women's College World Series. Oklahoma defeated Texas 10-5 to clinch the national championship in Oklahoma City. The Sooners plated a combined eight runs over the fifth and six innings as they swept the Longhorns 2-0 in their best-of-three series. Oklahoma has now won four national titles in the past six NCAA Softball tournaments.