FORT WORTH, Texas (AP) — Austin Reaves scored 41 points, the last a game-winning jumper with a half-second left as Oklahoma beat TCU 78-76. The Sooners trailed by as many as 19 points after halftime Saturday. They never led until Reaves made his contested jumper. Reaves had 15 points in a 23-9 run by Oklahoma over the final five minutes. The Sooners clinched the No. 3 seed for the Big 12 tournament instead of slipping to seventh. Kristian Doolittle, the only Oklahoma senior, had 15 points and 11 rebounds. Desmond Bane had 24 points for TCU.