DT Justin Manning sees difference in OU 

October, 14, 2012
10/14/12
5:30
PM ET
For as many times as ESPN 150 defensive tackle Justin Manning (Dallas/Kimball) has seen Oklahoma, one game is not going to make a huge difference.

But even Manning noticed a pretty big change in OU’s defensive performance in a dominating 63-21 victory against Texas in the Red River Rivalry.

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