Kamaru Usman further solidified himself as the best welterweight in the world on Saturday when he defeated Colby Covington for a second time in the UFC 268 headliner. Usman (20-1 MMA, 15-0 UFC) registered his fifth consecutive title defense in the rematch with Covington (16-3 MMA, 11-3 UFC), earning a unanimous decision win the pay-per-view main event at Madison Square Garden in New York.
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