AP
Oklahoma running back Joe Mixon gestures after scoring against Ohio State during the first quarter of an NCAA college football game in Norman, Okla., Saturday, Sept. 17, 2016. (AP Photo/Sue Ogrocki)
TCU takes on Oklahoma in a Big 12 clash on Saturday in Fort Worth. Here are five things Horned Frogs fans need to know about the talented Sooners:
1. OU has secondary trouble, too.
While TCU fans -- and Gary Patterson himself -- have been frustrated at times with the Horned Frogs' secondary, the Sooners are battling the same problem.