Article Photos: Oklahoma football: Sooners defense dominant in Mike Stoops' return to the Cotton Bowl 81/128

OU's Chuka Ndulue (98) and R.J. Washington (11) put pressure on UT's David Ash (14) during the Red River Rivalry college football game between the University of Oklahoma (OU) and the University of Texas (UT) at the Cotton Bowl in Dallas, Saturday, Oct. 13, 2012. Photo by Chris Landsberger, The Oklahoman