Sooner defense in need of a quick fix - Article Photos 27/30

Missouri's Jerrell Jackson (29) makes a catch for a touchdown in front of Oklahoma's Tony Jefferson (1) during the second half of the college football game between the University of Oklahoma Sooners (OU) and the University of Missouri Tigers (MU) on Saturday, Oct. 23, 2010, in Columbia, Mo. Oklahoma lost the game 36-27. Photo by Chris Landsberger, The Oklahoman