Article Photos: Oklahoma football: Sooners' first-team defense has given up 7 points in last three games 55/81

OU's Lamar Harris (15) and Eric Striker (41) bring down KU's Michael Cummings (14) during the college football game between the University of Oklahoma Sooners (OU) and the University of Kansas Jayhawks (KU) at Gaylord Family-Oklahoma Memorial Stadium on Saturday, Oct. 20th, 2012, in Norman, Okla. Photo by Chris Landsberger, The Oklahoman