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47 Year Old Former NFL Running Back to Fight MMA
Herschel Walker signed a multi-fight deal with Strikeforce today. "I will go in there and test myself against any 20-year-old," said Walker. "I know there will be naysayers and I'm fine with that. I want to prove to people who sit on a couch and don't do anything but criticize other people that, if you're a true athlete or martial artist, you're not old until you can't get up and walk around anymore."
