Article Photos: Oklahoma football: Sooner defense strong enough to make Knight debut a winner 23/72

Oklahoma's Trevor Knight (9) reacts after a touchdown during a college football game between the University of Oklahoma Sooners (OU) and the University of Louisiana Monroe Warhawks at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., on Saturday, Aug. 31, 2013. Oklahoma won 34-0. Photo by Bryan Terry The Oklahoman