Friends become enemies as Champion Kamaru Usman battles former teammate Gilbert Burns for welterweight supremacy in a showdown – check out their friendship, fallout, and life in this episode of UFC 258 Countdown

Usman will put his welterweight belt on line 13 across from Burns in Las Vegas for the UFC 258 main event on Saturday, February

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UFC 258

World News – CA – UFC 258 Countdown: Kamaru Usman vs. Gilbert Burns