Article Photos: Oklahoma football: Casey Walker's mother says he will return to Sooners 6/7

Oklahoma's Casey Walker (53) during the college football game between the University of Oklahoma Sooners (OU) and the University of Kansas Jayhawks (KU) on Saturday, Oct. 15 2011. in Lawrence, Kan. Photo by Chris Landsberger, The Oklahoman  ORG XMIT: KOD