Article Photos: Oklahoma State football: Cowboys' defensive tackle Calvin Barnett learning from 2012 personal fouls, trip to Mike Gundy's office 1/1

Oklahoma State's Calvin Barnett (99) runs on to the field before a college football game between Oklahoma State University (OSU) and Savannah State University at Boone Pickens Stadium in Stillwater, Okla., Saturday, Sept. 1, 2012. Photo by Sarah Phipps, The Oklahoman <strong>SARAH PHIPPS</strong>