Military Working Dog Kiara licks her handler Staff Sgt. Rosanne Caballero, 799th Security Forces Squadron MWD trainer, after searching vehicles for contraband July 23, 2014, at Creech Air Force Base, Nev. Handlers play with their dogs throughout the day to praise them for a job well done as well as to build a bond between each other. (U.S. Air Force photo by Airman 1st Class Christian Clausen/Released)