Sailors attached to Naval Mobile Construction Battalion 23 load a piece of cement into the bucket of a backhoe at Windmill Beach, Guantanamo Bay Cuba, Aug. 31. NMCB-23 is deployed in support of Joint Task Force Guantanamo and U.S. Naval Station Guantanamo Bay construction projects. JTF Guantanamo provides safe, humane, legal and transparent care and custody of detainees, including those convicted by military commission and those ordered released by a court. The JTF conducts intelligence collection, analysis and dissemination for the protection of detainees and personnel working in JTF Guantanamo facilities and in support of the War on Terror. JTF Guantanamo provides support to the Office of Military Commissions, to law enforcement and to war crimes investigations. The JTF conducts planning for and, on order, responds to Caribbean mass migration operations.