FORT WORTH, Texas (Interstat) — Iowa State scored 14 unanswered points in the fourth quarter to stun TCU 20-17 on Saturday at Amon G. Carter Stadium. The Cyclones’ Carson Hansen rushed for 108 yards and the game-winning touchdown. TCU quarterback Josh Hoover threw for 319 yards and a touchdown, but his offense was held to a field goal in the first half. The Horned Frogs’ late rally fell short. Iowa State improved to 6-4, while TCU dropped to 6-3.