The Great Divide: Should the lightweight title be on the line at UFC 257? - MMA Fighting
In Pictures: Khabib Nurmagomedov, the undefeated MMA champion | Gallery | Al Jazeera
UFC 262: McGregor spars with new lightweight champ Oliveira - MMAmania.com
Glover Teixeira becomes UFC light heavyweight champion at 42
How Justin Gaethje Won the Interim Lightweight Title at U.F.C. 249 - The New York Times
Oliveira stops Chandler, claims lightweight title at UFC 262
UFC 262 Aftermath: Khabib Nurmagomedov's presence looms large as the UFC crowns a new lightweight champion - MMA Fighting
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.