text: No. 21 Oklahoma 76, Texas St. 57 Erin Higgins scored 12 points and Chelsi Welch and Casey Walker added 10 each as No. 21 Oklahoma beat Texas State 76-57 Sunday. Higgins was 4-for-7 from 3-point range, but the Sooners (2-0) got most of their scoring inside against the smaller Wildcats.