445 SFS practices combative self defense skills
WRIGHT-PATTERSON AIR FORCE BASE, Ohio - Staff Sgt. Michael O’Callaghan, 445th Security Forces Squadron journeyman, teaches new combative techniques while using Senior Airman Shayne Denihan, 445 SFS helper, as a model during the July 13 unit training assembly. (U.S. Air Force photo/Staff Sgt. Amanda Duncan)