By BOB MOEN
LARAMIE, Wyoming (AP) - Backup quarterback Kale Pearson scored on a 5-yard run in the fourth quarter on his only play of the game, lifting Air Force over Wyoming 28-27 Saturday night.
Connor Dietz, who left the game for one play because of an injury, passed for 141 yards and two touchdowns for the Falcons (3-3, 2-1 Mountain West). Dietz rushed for 92 yards.
Wyoming (1-5, 0-2) played without starting quarterback Brett Smith, who was scratched just before the game because of an undisclosed injury. Entering the weekend, Smith was ranked ninth in the nation in total offense, averaging 336 yards a game.
Smith was replaced by freshman Jason Thompson, who passed for 195 yards and a touchdown and rushed for 75 yards.