They are four-legged, furry, and possibly a little drooly, but you'll be happy to know dogs in action are on the job when things get rough! From sniffing out bombs or chasing down criminals to finding lost people, these working dogs get the job done. Learn about the many different roles our canine companions fill-including police, military, search and rescue, recovery and narcotic-detecting dogs, to name a few-and which breeds are best suited to which position.