Petty Officer 3rd Class Michael Probus, a U.S. Naval Station Guantanamo Bay master-at-arms K9 handler, assists Army Capt. Stephanie Hall, a veterinarian here, check his working dog, Astor's, muscles for tightness after a training exercise, July 17, 2008. Naval Station working dogs support Joint Task Force Guantanamo's check points, inspecting vehicles entering Camp America. JTF Guantanamo conducts safe and humane care and custody of detained enemy combatants. The JTF conducts interrogation operations to collect strategic intelligence in support of the Global War on Terror and supports law enforcement and war crimes investigations. JTF Guantanamo is committed to the safety and security of American service members and civilians working inside its detention facilities.