Air Force Lt. Col. Denise W. Boyer (left), outgoing commander of the 474th Expeditionary Civil Engineering Squadron and member of the Arkansas Air Guard, relinquishes command to Air Force Lt. Col. David M. Kennard, incoming commander of the 474th ECES and member of the Mississippi Air Guard, during a change of command ceremony held at Camp Justice, Cuba, Jan. 28. The 474th ECES supports Joint Task Force Guantanamo by maintaining the Expeditionary Legal Complex and Camp Justice facilities and infrastructure. JTF Guantanamo conducts 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.