Keywords: US Navy 090528-N-9552I-121 Master-at-Arms 3rd Class Ryan Canada releases his military working dog at Master-at-Arms 2nd Class Robert Calabro during a joint K-9 unit training exercise at Naval Air Station Sigonella.jpg en SIGONELLA Sicily May 28 2009 Master-at-Arms 3rd Class Ryan Canada releases his military working dog at Master-at-Arms 2nd Class Robert Calabro during a joint K-9 unit training exercise at Naval Air Station Sigonella The exercise hosted by the NAS Sigonella Security Department offered a chance for U S Navy personnel and local Sicilian K-9 units to share training techniques with their respective counterparts U S Navy photo by Mass Communication Specialist 3rd Class Jonathan P Idle/Released 2009-05-28 090528-N-9552I-121 Navy http //www navy mil/view_image asp id 72309 U S Navy photo by Mass Communication Specialist 3rd Class Jonathan P Idle PD-USGov-Military-Navy Naval Air Station Sigonella Master-at-arms Military working dogs of the United States |