Article Photos: Oklahoma football: Fullback Aaron Ripkowski will take care of the heavy duty work 41/128

OU's R.J. Washington (11) pressures UT quarterback David Ash (14) in the first quarter 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. OU won, 63-21. Photo by Nate Billings, The Oklahoman