Kamaru Usman absolutely expects 2019 return, says Robbie Lawler could be toughest challenge

LAS VEGAS – There’s a long line of top contenders waiting for their crack at welterweight champion Kamaru Usman . Speaking to MMA Junkie last Friday at the UFC Hall of Fame ceremony, Usman (15-1 MMA, 10-0 UFC) was asked who he thought would be his toughest challenge. His answer? Tteammate Robbie Lawler .

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Kamaru Usman absolutely expects 2019 return, says Robbie Lawler could be toughest challenge – MMA Junkie