Jago sniffs a stack of unassembled boxes for hidden explosives during a proficiency training session in the Expeditionary Theater Distribution Center at the Transit Center at Manas, Kyrgyzstan, July 28, 2011. Military working dogs at the Transit Center participate in explosive detection training exercises several times a month to ensure their skills remain sharp. Jago, a German Shepherd, is a 9-year-old military working dog. Jago and his handler Staff Sgt. Jeremy Stranges are deployed to the 376th Expeditionary Security Forces Squadron from MacDill Air Force Base, Fla. (U.S. Air Force photo/Tech. Sgt. Tammie Moore)