Article Photos: Oklahoma State football: Almost everyone graduated with high marks at OSU's senior day 50/98

Oklahoma State's Clint Chelf (10) reacts after an extra point is made 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