An image reviewed by the US military shows razor-wire on top of a fence overgrown with weeds at the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows a gate leading to cells overgrown with weeds at the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows journalists entering the closed "Camp X-Ray" detention facility at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows part of the closed "Camp X-Ray"at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows part of the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows journalists inspecting the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows cells overgrown with weeds at the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (UNITED STATES) 

An image reviewed by the US military shows journalists inspecting the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows journalists inspecting the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows journalists inspecting the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows cells overgrown with weeds at the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows a fence overgrown with weeds at the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows part of the closed "Camp X-Ray"at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows a guard tower at the closed "Camp X-Ray" at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA) 

An image reviewed by the US military shows journalists inspecting the closed "Camp X-Ray" overgrown with vegetation at US Naval Station Guantanamo Bay, Cuba, December 9, 2008. The camp was in operation from January 2002 to April 2002. Some 300 prisoners were housed there before it closed. REUTERS/Mandel Ngan/Pool (CUBA)