MOSCOW, Idaho -- Idaho free safety Shiloh Keo picked off Colorado State quarterback Grant Stucker with 1:14 left in the game to seal Idaho's 31-29 win Saturday night.
Moments before Keo's pick, with 1:41 to go, Colorado State's Lou Greenwood caught a 39-yard touchdown pass, narrowing Idaho's lead to 31-29.
The Rams went for the 2-point conversion, but Keo stopped John Mosure just short of the goal line.
CSU got the ball back with 1:23 left in the game.
Stucker dropped back to pass, but Keo intercepted the pass at the 45, allowing the Vandals to run out the clock.
Idaho (4-1) was led by quarterback Nate Enderle, who finished the night 25-of-38 passing with three touchdowns for 333 yards.
CSU held the Vandals to 139 yards on the ground.