UFC Pound-for-Pound Fighter Rankings: Kamaru Usman stands alone at the top while continuing to improve | CBS Sports Headlines UFC Pound-for-Pound Fighter Rankings: Kamaru Usman stands alone at the top while continuing to improve Usman has put some distance between himself and the rest of the sport as he begins … Continue reading UFC Pound-for-Pound Fighter Rankings: Kamaru Usman stands alone at the top while continuing to improve