No. 3 Oregon opens Pac-12 play facing struggling Arizona

Arizona wide receiver Tayvian Cunningham (11) stiff arms Northern Arizona defensive back Trejan Apodaca (10) during the first half of an NCAA college football game, Saturday, Sept. 18, 2021, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Oregon wide receiver Dont'e Thornton (10) heads to the end zone while being pursued by Stony Brook defensive back Nick Chimienti (25) during the fourth quarter of an NCAA college football game Saturday, Sept. 18, 2021, in Eugene, Ore. (AP Photo/Andy Nelson)

Oregon quarterback Anthony Brown (13) passes during the second quarter of an NCAA college football game against Stony Brook Saturday, Sept. 18, 2021, in Eugene, Ore. (AP Photo/Andy Nelson)

Oregon defensive tackle Sua'ava Poti (94) celebrates after sacking Stony Brook quarterback Tyquell Fields (4) during the third quarter of an NCAA college football game Saturday, Sept. 18, 2021, in Eugene, Ore. (AP Photo/Andy Nelson)

Arizona wide receiver BJ Casteel (5) can not make the catch in front of Northern Arizona defensive back Colby Humphrey during the first half of an NCAA college football game, Saturday, Sept. 18, 2021, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Arizona quarterback Will Plummer throws down field against Northern Arizona during the first half of an NCAA college football game, Saturday, Sept. 18, 2021, in Tucson, Ariz. (AP Photo/Rick Scuteri)