Article Photos: Oklahoma football: Grading the Sooners' 20-17 win over TCU 59/99

Oklahoma's Zack Sanchez (15) breaks up a pass intended for TCU's Josh Doctson (9) during the second half of a college football game between the University of Oklahoma Sooners (OU) and the TCU Horned Frogs at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., on Saturday, Oct. 5, 2013. Photo by Steve Sisney, The Oklahoman