PERTH, AUSTRALIA - FEBRUARY 11: (L-R) Yoel Romero of Cuba and Luke Rockhold touch gloves in their interim middleweight title bout during the UFC 221 event at Perth Arena on February 11, 2018 in Perth, Australia. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
PERTH, AUSTRALIA - FEBRUARY 11: (R-L) Yoel Romero of Cuba punches Luke Rockhold in their interim middleweight title bout during the UFC 221 event at Perth Arena on February 11, 2018 in Perth, Australia. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
PERTH, AUSTRALIA - FEBRUARY 11: (R-L) Luke Rockhold punches Yoel Romero of Cuba in their interim middleweight title bout during the UFC 221 event at Perth Arena on February 11, 2018 in Perth, Australia. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
PERTH, AUSTRALIA - FEBRUARY 11: (R-L) Yoel Romero of Cuba celebrates his knockout victory over Luke Rockhold in their interim middleweight title bout during the UFC 221 event at Perth Arena on February 11, 2018 in Perth, Australia. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
PERTH, AUSTRALIA - FEBRUARY 11: (L-R) Yoel Romero of Cuba checks on Luke Rockhold in their interim middleweight title bout during the UFC 221 event at Perth Arena on February 11, 2018 in Perth, Australia. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
