Bill teaches self-defense, offers choke app

GMA member Aparecido Bill taught a special class last weekend.

He presented his students at Gracie Barra Rohnert Park, California, with some great techniques for self-defense against armed agressors.

Bill is also known for his Jiu-Jitsu techniques’ app.

The video bellow covers choke techniques

For more info, go to billbjj.com