Stipe Miocic

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Stipe Miocic, left, fights Junior Dos Santos in a mixed martial arts bout at UFC 211 for the UFC heavyweight championship, Saturday, May 13, 2017, in Dallas. Miocic retained his heavyweight title with a first-round win. (AP Photo/Gregory Payan)

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Stipe Miocic, top, fights Junior Dos Santos in a mixed martial arts bout at UFC 211 for the UFC heavyweight championship, Saturday, May 13, 2017, in Dallas. Miocic retained his heavyweight title. (AP Photo/Gregory Payan)

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Stipe Miocic, celebrates a win over Junior Dos Santos in a mixed martial arts bout at UFC 211 for the UFC heavyweight championship, Saturday, May 13, 2017, in Dallas. Miocic retained his heavyweight title. (AP Photo/Gregory Payan)

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Stipe Miocic, right, hugs Junior Dos Santos after their mixed martial arts bout at UFC 211 for the UFC heavyweight championship, Saturday, May 13, 2017, in Dallas. Miocic retained his heavyweight title. (AP Photo/Gregory Payan)

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Stipe Miocic, lands a right against Junior Dos Santos in a mixed martial arts bout at UFC 211 for the UFC heavyweight championship, Saturday, May 13, 2017, in Dallas. Miocic retained his heavyweight title. (AP Photo/Gregory Payan)

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FILE - In this Sept. 10, 2016, file photo, Stipe Miocic speaks during a post fight press conference after his knockout win over Alistair Overeem, from the Netherlands, in a heavyweight title bout at UFC 203, in Cleveland. Miocic finally gets his chance for revenge, and this time he is defending his world heavyweight title for the second time. (AP Photo/David Dermer, File)