Stephan Bonnar dies at 45: UFC Hall of Famer 'one of the most important fighters' in history | CBS Sports Headlines Stephan Bonnar dies at 45: UFC Hall of Famer 'one of the most important fighters' in history Bonnar created an indelible mark on UFC that helped it rise to … Continue reading Stephan Bonnar dies at 45: UFC Hall of Famer 'one of the most important fighters' in history