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Umar Salamov Challenges Light Heavyweight Champions Bivol and Alvarez | FightBookMMA (fightbookmma.com)
Russian light heavyweight contender Umar Salamov (21-1, 16 KOs) is issuing a challenge to newly crowned WBO Champ Eleider Alvarez and WBA ruler Dmitry Bivol. While many of the top 175-lb fighters w…