Article Photos: OU notebook: Brennan Clay shines in scrimmage

Trey Millard (33) runs during the University of Oklahoma (OU) Sooners first day of practice on Thursday, August 4, 2011, in Norman, Okla. Photo by Steve Sisney, The Oklahoman

Trey Millard (33) runs during the University of Oklahoma (OU) Sooners first day of practice on Thursday, August 4, 2011, in Norman, Okla. Photo by Steve Sisney, The Oklahoman