Nine new four-legged troopers with a nose for explosives have been welcomed to the Washington State Patrol. According to the State Patrol’s blog, Moss, Ralph, Maxo, Buster, Evie, Frankie, Mitchell, Vilma and Rex graduated from the 20th Explosive Detection Canine Handler Course on Sept. 2. Chief John Batiste himself presented them with their official Washington State Patrol K9 badges. Also honored were Master Trainer Steve Gardner and Trooper Matt Chatterton, who is Evie’s handler, who were presented with 20-year service pins. Kate Park was given a certificate of appreciation for her dedication to the Homeland Security Division.