How a Czech football hooligan became a UFC champion, via Japan
Jiri Prochazka was a football hooligan in his native Czech Republic until martial arts and an ancient Japanese text inspired him to turn from street fighting to cage fighting -- and become a UFC world champion.. As a teenager he fell in with the local Ultras -- football hooligan gangs -- supporting FC Zbrojovka Brno and fought in more than 100 street battles with rival fans.