Article Photos: Oklahoma football: Fullback Aaron Ripkowski will take care of the heavy duty work 116/128

UT's David Ash (14) walks off the field after an injury 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