Article Photos: OSU football: Defenders who will make a difference 1/7

Jeray Chatham brings down Alexander Robinson with the help of Orie Lemon (41) at the Oklahoma State University ( OSU) college  football game against Iowa State University (ISU) at Boone Pickens Stadium in Stillwater, Okla. Saturday November 1, 2008. PHOTO BY DOUG HOKE, THE OKLAHOMAN