'It's not an easy call': How MMA coaches decide whether to throw in the towel
7:46 AM ET Between the fourth and fifth rounds of his main event bout against Glover Teixeira on May 16 in Jacksonville, Florida, UFC light heavyweight Anthony Smith walked to his corner, sat on a stool and told his team, "My teeth are falling out." And lo and behold, they were. Smith (33-15), who lost…
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