Oregon quarterback Marcus Mariota warms up before facing Colorado in the first quarter of an NCAA college football game in Boulder, Colo., on Saturday, Oct. 5, 2013. (AP Photo/David Zalubowski)
Oregon quarterback Marcus Mariota warms up before facing Colorado in the first quarter of an NCAA college football game in Boulder, Colo., on Saturday, Oct. 5, 2013. (AP Photo/David Zalubowski)
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