Article Photos: Oklahoma football: Sooners defense bounces back with 'OK' performance vs. Iowa State 13/47

Oklahoma's Kenny Stills (4) and Gabe Ikard (64) celebrate a touchdown by Stills in the fourth quarter during a college football game between the University of Oklahoma (OU) and Iowa State University (ISU) at Jack Trice Stadium in Ames, Iowa, Saturday, Nov. 3, 2012. OU won, 35-20. Photo by Nate Billings, The Oklahoman