Stipe Miocic talks potential retirement after Jon Jones fight at UFC 309: 'I'm always preparing for my last'
Stipe Miocic is preparing for his last stand. The former UFC heavyweight champion is widely believed to retire after his marquee fight with Jon Jones at UFC 309. Mixed martial arts retirements are often short-lived, but Miocic, 42, says he has had it on his mind for a while.