This picture shows Tucker Axum, Jack Gentry, Larry Clark, Duriel, Michael Weeks, and Erik Wyman training at the University of Georgia.

Ajarn Jack Gentry defending against a knife attack.

Ajarn Jack Gentry defending against a knife attack.

Ajarn Jack Gentry defending against a knife attack.

Ajarn Larry Clark demonstrating the finer points (no pun intended) of knife disarming techniques.