UFC 252 sees the end of the heavyweight trilogy between Stipe Miocic and Daniel Cormier. Plus, Sean O’Malley returns against Marlon Vera, and Junior dos Santos takes on Jairzinho Rozenstruik. See these combatants train and prepare for their bouts.
Go behind the scenes as ranked heavyweight contenders Junior dos Santos and Jairzinho Rozenstruik prepare for their UFC 252 main card bout.
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(Video courtesy of UFC)