UFC 278 Countdown previews a rematch seven years in the making, as welterweight king Kamaru Usman puts his title on the line against the man whose gone undefeated since their last meeting in Leon Edwards. See these athletes train and prepare for their bouts on Saturday, August 20.
Paulo Costa vs. Luke Rockhold: UFC 278 Countdown Video
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Kamaru Usman vs. Leon Edwards 2: UFC 278 Countdown Video
