Photo - Oklahoma's DeMarco Murray (7) takes the ball up the middle through Air Force's Brady Amack (41), Zach Payne (51) and Rick Ricketts (90) during the first half of the college football game between the University of Oklahoma Sooners (OU) and the Air Force Falcons at the Gaylord Family - Memorial Stadium on Saturday, Sept. 18, 2010, in Norman, Okla.   Photo by Chris Landsberger, The Oklahoman
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