Gilbert Burns says Kamaru Usman is helping him prepare for Khamzat Chimaev

Gilbert Burns brought in a familiar face for his UFC 273 fight against Khamzat Chimaev. Burns, who trains at Sanford MMA, says Usman came back to the gym to help him prepare for the Swede. Usman, of course, used to train at the gym but when he was booked to defend his title against Burns, […]

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