Article Photos: Oklahoma State football: Cowboys' defense returns to opportunistic ways, forces five Kansas State turnovers 49/55

Oklahoma State's Shaun Lewis (11) pursues Kansas State's Daniel Sams (4) on a keeper in the fourth quarter during a college football game between the Oklahoma State University Cowboys (OSU) and the Kansas State University Wildcats (KSU) at Boone Pickens Stadium in Stillwater, Okla., Saturday, Oct. 5, 2013. OSU won, 33-29. Photo by Nate Billings, The Oklahoman