90228-N-YY701-1141 SIGONELLA, Sicily (Feb. 28, 2019) Master-at-Arms 3rd Class Jaquan Frederick and his military working dog, Fajo, respond to a simulated active shooter incident during an installation security assessment onboard Naval Air Station (NAS) Sigonella, Feb. 28, 2019. This assessment represents the culmination of a three-year process that Commander, Navy Installations Command (CNIC) is using to assess NAS Sigonella’s security readiness. (U.S. Navy photo by Janine Scianna/Released)