Oregon quarterback Marcus Mariota unleashes a pass during the first half of their NCAA college football game against Arizona  in Eugene, Ore., Saturday, Sept. 22, 2012. (AP Photo/Don Ryan)

Photo by: Don Ryan

Oregon quarterback Marcus Mariota unleashes a pass during the first half of their NCAA college football game against Arizona in Eugene, Ore., Saturday, Sept. 22, 2012. (AP Photo/Don Ryan)