Six-Time UFC Veteran Mark O. Madsen Retires from MMA
Mark O. Madsen is hanging up the four-ounce gloves at 39 years old.
https://www.sherdog.com/news/news/SixTime-UFC-Veteran-Mark-O-Madsen-Retires-from-MMA-192475
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Six-Time UFC Veteran Mark O. Madsen Retires from MMA
https://www.sherdog.com/news/news/SixTime-UFC-Veteran-Mark-O-Madsen-Retires-from-MMA-192475