Article Photos: Oklahoma State football: Bill Young's departure from OSU has become a mystery 1/3

OSU Defensive Coordinator / Defensive Line Bill Young is pictured on the sidelines during the Heart of Dallas Bowl football game between the Oklahoma State University (OSU) and Purdue University at the Cotton Bowl in Dallas, Tuesday,Jan. 1, 2013. Photo by Sarah Phipps, The Oklahoman <strong>SARAH PHIPPS</strong>