Article Photos: Oklahoma football: Sooners safety Tony Jefferson leaves game with ankle injury 49/67

Sooner Corey Nelson (7) stops Eddie Rocker (9) during the second half of the college football game between the University of Oklahoma Sooners (OU) and Florida A&M Rattlers at Gaylord Family—Oklahoma Memorial Stadium in Norman, Okla., Saturday, Sept. 8, 2012. Photo by Steve Sisney, The Oklahoman