18th Security Forces Squadron military working dog, KitKat, chases after Shitetsu Hirata, 18th Security Forces Squadron military working dog assistant trainer Nov. 21, 2018, at Kadena Air Base, Japan. Military working dogs can be trained to aid in capturing, detaining and transporting suspects, as well as identify drugs and improvised explosive devices. (U.S. Air Force photo by Airman 1st Class Cynthia Belío)