By Kaelan DeeseStaff writerKDeese@oklahoman.comAfter 43 years, Dr. Dunn Cumby, division head in community dentistry at the University of Oklahoma College of Dentistry, is stepping down. He plains to pursue life, family and the groundwork for a new masters program at the OU College of Dentistry. Graduating as the first black man from that college in 1976, Cumby said he has achieved everything he sought to do over the past 43 years. "I spent three years at OU for my undergrad and went to dental school in Oklahoma City.Read more on NewsOK.com