Introducing Our New Black Belt
På April 27, 2013, on what would have been his grandfather and namesake’s 71st birthday, Ken “Trey” Zimmerman III became the first black belt in the Zimmerman Self-Defense System under his father Ken Zimmerman Jr. “Trey” began studying martial arts shortly before his fifth birthday. “Trey” has trained in Taekwondo, Judo, Brazilian Jiu-Jitsu and Gojo Shroei Weapons System. His goals
» Läs mer