Stephan Kesting from www.grapplearts.com teaches a tutorial on how to finish the Rear Naked Choke (or RNC) on a resisting opponent in a submission grappling, Brazilian jiu-jitsu or mixed martial arts context. This choke is also known as the "sleeper" (wrestling) or hadaka jime (Judo). Produced by Stephan Kesting and www.grapplearts.com