Security Forces keep Kadena safe Published June 25, 2010 By Armed Forces Network - Okinawa KADENA AIR BASE, Japan -- The men and women of the 18th Security Forces Squadron are charged with securing Kadena Air Base's perimeter, as well as maintaining order inside the fenceline. After 13 weeks of technical training, Security Forces airmen are ready to protect and serve miliatry members at duty stations across the world. Marine Lance Cpl. Alisa Helin from AFN-Okinawa tags along with and tells the story of an NCO from Kadena's 18th SFS.