Oklahoma position grades: Defensive back 
January, 31, 2012
1/31/12
4:15
PM CT
By SoonerNation Staff | ESPN.com
Before the Sooners' 31-14 win over Iowa in the Insight Bowl, Jake Trotter and Brandon Chatmon analyzed each Oklahoma position group. Now, the SoonerNation staff is giving each position a grade for its performance in 2011.
Grade: C+
Ninety-five percent of the time, the “Sharks” played an “A” game. But the five percent they didn’t proved to be calamitous. Replacing cornerback Jamell Fleming will be a challenge. He was OU’s best defensive back all season, despite missing two games due to minor knee surgery.
- Jake Trotter
Grade: C+
Ninety-five percent of the time, the “Sharks” played an “A” game. But the five percent they didn’t proved to be calamitous. Replacing cornerback Jamell Fleming will be a challenge. He was OU’s best defensive back all season, despite missing two games due to minor knee surgery.
- Jake Trotter
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ABOUT SOONER NATION
Jake Trotter
Jake Trotter joined ESPN.com in 2011 after four years with The (Oklahoma City) Oklahoman, covering OU and Big 12 football. He's a graduate of Washington and Lee (Va.) University and lives in Oklahoma City with his wife. Email him at trotterjake@gmail.com.
Brandon Chatmon
Brandon Chatmon joined ESPN.com in 2011 after spending eight years with The Oklahoman, covering Oklahoma State University, high schools and recruiting. Chatmon lives in Norman, Okla. Email him at bchatmonespn@gmail.com.
Bob Przybylo
Bob Przybylo joined ESPN.com in 2011 after spending four years with The Oklahoman, covering high schools and recruiting. Przybylo lives in Oklahoma City. Email him at bprzybyloespn@gmail.com.