Keywords: US Navy 060223-N-4649C-061 Ammo, a 6-year-old police dog, commanded by Master-At-Arms 1st Class Marcus Watkins, crawls through a pipe at an obstacle course onboard Commander, Fleet Activities Yokosuka.jpg en Yokosuka Japan Feb 23 2006 - Ammo a 6-year-old police dog commanded by Master-At-Arms 1st Class Marcus Watkins crawls through a pipe at an obstacle course onboard Commander Fleet Activities Yokosuka The working dogs run the obstacle course to keep in shape and to prepare for real life scenarios U S Navy photo by Photographer's Mate 2nd Class Chantel M Clayton RELEASED 2006-02-23 060223-N-4649C-061 Navy http //www navy mil/view_image asp id 32246 U S Navy photo by Photographer's Mate 2nd Class Chantel M Clayton PD-USGov-Military-Navy United States Fleet Activities Yokosuka Master-at-arms Military working dogs of the United States |