Article Photos: Oklahoma State football: QB Clint Chelf to start against Texas Tech 53/98

Oklahoma State's Calvin Barnett (99) tries to block a pass by Texas Tech's Seth Doege (7) during the college football game between the Oklahoma State University Cowboys (OSU) and Texas Tech University Red Raiders (TTU) at Boone Pickens Stadium on Saturday, Nov. 17, 2012, in Stillwater, Okla.   Photo by Chris Landsberger, The Oklahoman