Like many, Chatri Sityodtong didn’t see Francis Nannou ’s success in the boxing world coming. Sityodtong, CEO of ONE Championship, is amazed to see Ngannou’s profile rise in the combat sports world after taking a huge gamble in leaving the UFC as champion, and perhaps taking an even bigger one by stepping in the ring with WBC heavyweight champion Tyson Fury. “He nailed it. Congrats to Francis,” Sityodtong told Brendan Schaub .