Francis Ngannou in action against Stipe Miocic during a heavyweight championship mixed martial arts bout at UFC 220, Sunday, Jan. 21, 2018, in Boston. Miocic retained his title via unanimous decision. (AP Photo/Gregory Payan)
Francis Ngannou in action against Stipe Miocic during a heavyweight championship mixed martial arts bout at UFC 220, Sunday, Jan. 21, 2018, in Boston. Miocic retained his title via unanimous decision. (AP Photo/Gregory Payan)