Article Photos: OSU football: Mississippi State's mass up front will test Cowboys' toughness on defense 1/1

OKLAHOMA STATE UNIVERSITY / OSU COLLEGE FOOTBALL: New defensive coordinator Glenn Spencer (left) talks with Shaun Lewis (right) as Lewis stretches before practice on August 2, 2013 in preparation for the fall season. Spencer is taking over defensive coordinator duties from departing coach Bill Young. Photo by KT KING, The Oklahoman