A knee injury UFC lightweight champ Anthony Pettis suffered in his title-winning fight against Benson Henderson never fully healed, his trainer today told MMAjunkie. “Anthony had been nursing it and trying to heal up, and he had just been training,” said Duke Roufus. “It did not bounce back the way he hoped it would.” Roufus said Pettis was sparring recently and was hurt by a kick to his left knee
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