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UFC 242 main event: Khabib Nurmagomedov, Dustin Poirier to battle for lightweight championship - CBSSports.com
UFC 262: McGregor spars with new lightweight champ Oliveira - MMAmania.com
UFC 254: Khabib vs. Gaethje Pits Champ vs. Champ in Highly-Anticipated Lightweight Championship exclusively on ESPN+, ESPN2 and ESPN Deportes - ESPN Press Room U.S.