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TJ Grant has suffered a concussion and is off the UFC 164 card, replacing him against UFC Lightweight Champion Ben Henderson will be Anthony Pettis. Henderson has already defended the championship three times, last defeating Gilbert Melendez at UFC On Fox VII. Pettis will enter the fight riding a three fight winning streak, most notably defeating Donald Cerrone at UFC On Fox VI. UFC 164 takes place on August 31st from the Bradley Center in Milwaukee, Wisconsin with the aforementioned fighters headlining.
