BJ Penn retires in the cage

But the shocking news came after the fight, when Penn said he doesn’t want to fight anymore.

“This is probably the last time you’re going to see me here,” Penn said. “I’ve got a daughter, another daughter on the way. I don’t want to go home looking like this. I’m done.”

Whether Penn is really done we likely won’t know for a long time: Plenty of fighters have announced their retirement only to change their minds later. But Penn has seemed recently like his heart wasn’t really in MMA anymore. Diaz may have taken away Penn’s will to keep fighting.

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