A construction worker measures out a section of wood flooring, April 15, 2008, at McCalla Air Field at Guantanamo Bay. The flooring will be used in the additions to Joint Task Force Guantanamo's Cuzco Barracks enlisted living quarters. 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.