Article Photos: Oklahoma football: Sooners' Aaron Colvin adds sacks to his defensive arsenal 59/103

Oklahoma State's Clint Chelf (10) passes during the Bedlam college football game between the University of Oklahoma Sooners (OU) and the Oklahoma State University Cowboys (OSU) at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., Saturday, Nov. 24, 2012. Photo by Nate Billings , The Oklahoman