How to Handle a Knife Attack From Behind

Richard “Mack” Machowicz, an ex-Navy SEAL and former host of the cable-TV series Future Weapons, as well as a student of taekwondo, muay Thai, kali, boxing, Brazilian jiu-jitsu and Paul Vunak’s jeet kune do, demonstrates how to counter a knife attack from behind in this exclusive footage from the cover shoot for the June 2010 issue of Black Belt.