Article Photos: Oklahoma football: Sooners defense dominant in Mike Stoops' return to the Cotton Bowl 78/128

OU's R.J. Washington (11) hits 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. Oklahoma won 63-21. Photo by Bryan Terry, The Oklahoman