Navy Petty Officer 1st Class Kristina Vargas, a master-at-arms and the Camp Lemonnier, Djibouti, kennel master, and Kenya army Cpl. Junior Kimani, 1st Canine Regiment, conduct controlled aggression training during a military working dog information exchange in Nairobi, Kenya, Aug. 7, 2018. The exchange gave American and Kenyan dog handlers a chance to learn from and work with each other to have a better understanding of each other's capabilities. Navy photo by Petty Officer 2nd Class Timothy M. Ahearn