Article Photos: OU defense steps up in 26-6 win over Iowa State 5/59

Oklahoma's Travis Lewis (28) intercepts a pass beside Tom Wort (21) and Iowa State's Jared Barnett (16) during a college football game between the University of Oklahoma Sooners (OU) and the Iowa State University Cyclones (ISU) at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., Saturday, Nov. 26, 2011. Photo by Bryan Terry, The Oklahoman