Fighting to prevent sexual assault
Maj. Tyrone Bess, 374th Security Forces Squadron commander, watches over participants as they practice self-defense techniques during a Gracie Jiu-Jitsu Defense Systems course at Yokota Air Base, Japan, July 23, 2016. In Late August, 2016, Yokota’s own Gracie Defense System program will offer 10, one-hour classes to everyone on base. (U.S. Air Force photo by Senior Airman Delano Scott/Released)