Article Photos: Oklahoma football: Why the Sooners' 35-20 victory at Iowa State was a feat of Clay 11/47

Oklahoma's Jalen Saunders (18) tries to get past Iowa State's Durrell Givens (24)  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. Photo by Bryan Terry, The Oklahoman