
UFC Hall of Famer Stephan Bonner’s official cause of death is now known.
Bonnar, who was a finalist on the first season of “The Ultimate Fighter,” died on Dec. 22 in Las Vegas at 45. The UFC announced the news two days after, citing heart complications at work. However, the Clark County (Nev.) coroner’s office has ruled Bonnar died due to an accidental drug overdose.