Kentucky Agribusiness Development Team 4’s Master Sgt. Chris Campbell (right) of Nicholasville, Ky. provides highly trained Zack the military working dog with water from his Camelback while taking a break in the shade in southern Afghanistan July 10, 2012. With temperatures exceeding of 110 degrees Fahrenheit, getting lots of shade and water whenever possible is essential to helping working dogs function more effectively as a member of the team. Also pictured is Zack’s handler, Sgt. Charles Nelson (left) of Ahoskie, N.C.