Jim Clark is a 50-year-old Minnesota native who just won the title of the nation’s best jiu-jitsu fighter. When asked how he’s been besting competitors decades younger than himself, he says smarts are key.
Never heard of this guy? But congrats on winning Naga Advanced BJJ Division. No easy task.
http://www.myfoxtwincities.com/clip/10439407/50-year-old-is-usas-best-jiu-jitsu-fighter