FRESNO, Calif. -- Jake Haener set career highs with 311 yards passing and three touchdowns, Ronnie Rivers tied his career best with three scores, and Fresno State scored 31 unanswered points in a 38-17 victory over Colorado State on Thursday night.

Rivers carried it 23 times for 95 yards and two touchdowns and he caught five passes for 69 yards and a score for Fresno State (1-1, 1-1 Mountain West). Rivers, who has scored in 10 straight games, broke two tackles and raced down the sideline for 32-yard touchdown, and he added a 1-yard score for his 31st career rushing TD.

Haener was 14-of-17 passing for 210 yards and two touchdowns in the first half. Jordan Mims came out of the backfield and went untouched for a 15-yard receiving touchdown to extend Fresno State's lead to 24-10 just before halftime.

Todd Centeio completed just 10 of 23 passes for 141 yards for Colorado State (0-1). He carried it 12 times for 89 yards. Trey McBride caught eight passes for 130 yards and a TD.