DIEGO GARCIA, British Indian Ocean Territory (March 15, 2023) Master-at-Arms 2nd Class Christopher Fender, a military working dog handler assigned to U.S. Navy Support Facility Diego Garcia, guides Hiro, an MWD, during a certification and training exercise, March 15, 2023. Handlers and MWDs navigate training courses to strengthen their weaknesses and communication as a team through verbal and nonverbal commands and positive reinforcements. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jan David De Luna Mercado)