Article Photos: OU report card: Sooners defensive preparation was lacking 15/172

Oklahoma's Landry Jones (12) walks the sidelines during the college football game between the University of Oklahoma Sooners (OU) and the Texas Tech University Red Raiders (TTU) at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., Sunday, Oct. 23, 2011. Oklahoma lost 41-38. Photo by Bryan Terry, The Oklahoman