FORT WORTH, Texas (AP) — Jayden Pierre’s 3-pointer put TCU ahead with 48 seconds left and the Horned Frogs scored the final 12 points to upset No. 5 Iowa State 62-55 on Tuesday night. Tanner Toolson had 17 points and nine rebounds off the bench for TCU (15-9, 5-6 Big 12), which earned its first victory over a top-five team since beating No.