Article Photos: Oklahoma football: Fullback Aaron Ripkowski will take care of the heavy duty work 86/128

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