Petty threw for 161 yards and accounted for three touchdowns while playing the first half of the Bears' 45-0 victory over Southern Methodist.
Petty, the reigning
Baylor led 24-0 after the first quarter, including TD drives six yards after an
SMU's three quarterbacks were sacked a combined eight times. The Mustangs were held to 67 yards.
Justin Worley threw for 273 yards and three touchdowns to help host Tennessee beat Utah State, 38-7, in a game matching two quarterbacks returning from injuries that ended their 2013 seasons prematurely.
Worley completed his first 13 passes of the second half in his first appearance since missing Tennessee's final four games last season with an injured right thumb. He completed 27 of 38 passes.
Worley outperformed Utah State star Chuckie Keeton, who was playing for the first time since tearing the anterior cruciate and medial collateral ligaments in his left knee last October. Keeton went 18 for 35 for 144 yards and a touchdown with two interceptions.
In a late game Saturday night,
Running back Byron Marshall was Oregon's top receiver with eight catches for 138 yards and two touchdowns for the Ducks, who have won 10 straight home openers. Freshman Royce Freeman ran for 75 yards and two scores.
Mariota's 62-yard touchdown pass to Dwayne Stanford on Oregon's first series of the game gave him the Ducks' career record for touchdowns with 79 (64 pass, 14 rush and one reception), surpassing Joey Harrington.
In another late game Saturday, John Ross scored on a reverse and a 91-yard catch and No. 25