Police Safety and Survival Vol 1 DVD by Eric Murray & Mark Wyler Sadaaki Sakagami director of the DOJO and Color:Dark Heather Blue director of the DOJO and BRUCE LEE magazine for decades 3) Combat SAMBO: Dynamic Entry The second portion of the DVD covers retention of the handgun both in and out of the holster and disarming techniques in the event that a suspect gains control of the officer's handgun or if the unarmed officer finds himself facing a weapon at close range Use the sympathetic nervous system to create involuntary reactions ranging from creating distance or distracting a suspect or to momentarily disabling him