NORMAN, Okla. (AP) -- Jadda Buckley scored 29 points to help No. 14 Iowa State defeated No. 25 Oklahoma in overtime 82-75 on Sunday.
The Cyclones (13-0, 2-0 Big 12) shot 45.5 percent and made 13 3-pointers. Buckley was 9 of 10 from the field and hit six from beyond the arc. Hallie Christofferson had 23 points for Iowa State and Nikki Moody contributed 13 with six assists.
Oklahoma (10-5, 1-1) was led by Morgan Hook with 26 points on 8-of-16 shooting. Sharane Campbell added 16 points with nine rebounds and five steals.
The Sooners grabbed a late lead when a Campbell steal and layup made it 69-67 with 21 seconds left. Moody was fouled after pulling down an offensive rebound and hit both free throws to send the game into overtime.
Buckley hit a 3-pointer and a layup in overtime, and Iowa State sank six late free throws to ice the game.