Major Tyrone Bess, 374th Security Forces Squadron commander,

Major Tyrone Bess, 374th Security Forces Squadron commander, and head Gracie Jiu-Jitsu instructor demonstrates with fellow instructor on how to keep an attacker from forcing one to the ground during the self-defense kick-off event at the Samurai Fitness Center 15 Oct. 2016 at Yokota Air Base, Japan. The objective of the class is to make people more aware of their surroundings and become a harder target for sexual assault. (U.S. Air Force photo by Airman 1st Class Donald Hudson/Released)