Master Carlson Gracie teaching a Brazilian Jiu-Jitsu seminar at Joao Crus Brazilian Jiu-Jisu in Dripping Springs Texas, with his student Joao Crus,on December 2005. It was his last seminar, he was 72 years old and he passed away one month after that event. for more info go to;
http://www.joaocrusbjj.com