6/17/2010 - HANSCOM AIR FORCE BASE, Mass. – Staff Sgt. Richard Crotty secures the bite suit jacket on Chief Master Sgt. Kenneth A. Williams, Command Chief Master Sergeant for the Electronic Systems Center. Chief Williams recently visited the military working dogs and their trainers to learn more about what they do here and throughout New England. (U.S. Air Force photo by Linda LaBonte Britt)

6/17/2010 - HANSCOM AIR FORCE BASE, Mass. – Chief Master Sgt. Kenneth A. Williams (center), Command Chief Master Sergeant for the Electronic Systems Center, prepares to participate in a military working dog demonstration as Senior Airman Daniel Koski (left), Staff Sgt. Christopher Stidham and Tech Sgt. Andrew Limes give instruction. Chief Williams recently visited the military working dogs and their trainers to learn more about what they do here and throughout New England. (U.S. Air Force photo by Linda LaBonte Britt)

6/17/2010 - HANSCOM AIR FORCE BASE, Mass. – Military Working Dog Max attacks Chief Master Sgt. Kenneth A. Williams, Command Chief Master Sergeant for the Electronic Systems Center, during a military working dog demonstration. Chief Williams recently visited the military working dogs and their trainers to learn more about what they do here and throughout New England. (U.S. Air Force photo by Linda LaBonte Britt)