Article Photos: Big 12 football rankings: OSU No. 1, Iowa State last 1/1

 Oklahoma State's Jeremy Smith (31) scores a touchdown during second half of the AdvoCare Texas Kickoff college football game between the Oklahoma State University Cowboys (OSU) and the Mississippi State University Bulldogs (MSU) at Reliant Stadium in Houston, Saturday, Aug. 31, 2013. Photo by Sarah Phipps, The Oklahoman