Petty Officer 1st Class Alexis Barbosa, Navy Petty Officer 3rd Class Clarence Knight and Navy Petty Officer 3rd Class Nyto Griffen move mail into the Camp America post office here, June 27, 2008. The Camp America post office handles all incoming and outgoing mail for Joint Task Force Guantanamo. 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.