STILLWATER, Okla. (AP) — David Punch had 19 points, Xavier Edmonds posted a double-double and TCU never trailed but had to work overtime before beating Oklahoma State 95-92 on Saturday. Punch and Micah Robinson both scored four, and Jayden Pierre hit a 3-pointer to help the Horned Frogs (16-9, 6-6 Big 12 Conference) prevail in the extra period after Parsa Fallah tipped in a missed 3-pointer by Jaylen Curry at the regulation buzzer for the Cowboys (16-9, 4-8) to tie it 84-all. Punch added six rebounds and three steals before fouling out for TCU.