Christine Aguilar performs the hammer strike to the temple of Steve Ledford, the instructor for the Women's Total Self-Defense course in the Corregidor Courts/ Bougainville Neighborhood Center at Fort Bragg, N.C., April 11, 2013. The demonstration showcases how effective proper technique can be in the event of an attack, despite the size and strength of the woman. (U.S. Army photo by Alexandria Brimage-Gray/Released)