AIR FORCE ACADEMY, Colo. — Asher Clark ran for career highs of three touchdowns and 160 yards and Air Force totaled 431 yards on ground Saturday in a 45-17 romp over UNLV.

Clark scored on runs of 40, 24 and 2 yards. He had his first 100-yard game of the season and surpassed his career best of 131 yards.

Jared Tew, Savier Stephens and Nathan Walker also ran for touchdowns. Air Force (7-4, 5-2 Mountain West) won its third in a row.

Tim Jefferson threw for 126 yards and ran for another 63 yards. The game matched the Air Force, the nation's fourth-best rushing offense, against a team that ranked 111th of 120 FBS teams against the run.

Omar Clayton was 9 of 18 for 108 yards, with a touchdown and an interception for UNLV (4-7, 2-5).

The temperature was 33 degrees with a wind chill of 20 at kickoff, and snow fell most of the second half.

Clark ran for 113 yards and a touchdown as Air Force built a 24-3 halftime lead. The Falcons put together three touchdown drives of at least 80 yards.

WYOMING 30, SAN DIEGO STATE 27: At San Diego, Ian Watts kicked a 43-yard field goal with 23 seconds left as Wyoming overcame a 21-point fourth quarter deficit.

Wyoming (5-5, 3-3 Mountain West) rallied from a 27-6 deficit with three touchdowns in the fourth quarter to tie the score. The Cowboys then recovered a fumbled pooch kick on the ensuing kickoff that set up Watts' game-winning kick.

Brandon Sullivan rushed for 105 yards and two touchdowns.