Article Photos: Oklahoma football: Sooners' secondary shaky without Aaron Colvin, Gabe Lynn 7/99

Oklahoma's Jaz Reynolds (16) is brought down by Tulsa's Darnell Walker (4) after a long reception during a college football game between the University of Oklahoma Sooners (OU) and the Tulsa Golden Hurricane at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., on Saturday, Sept. 14, 2013. Photo by Bryan Terry, The Oklahoman