Detainees in orange jumpsuits sit in a holding area under the eyes of U.S. military police at Guantanamo Bay in this photograph, released in January 2002.
A U.S. soldier stands guard as another does a cell check in Camp Delta at Guantanamo Bay in October 2007.
A set of typical detainee restraints
Detainees sit together inside Camp 6 at Guantanamo Bay.
Handcuffs hang in Camp 6, a high-security detention facility at Guantanamo Bay.
A detainee's feet are shackled to the floor as he attends a "Life Skills" class inside the high-security Camp 6 at Guantanamo Bay.
Guards escort a detainee to a medical facility at Guantanamo Bay.
A U.S. soldier walks through a cell block in Camp Delta at Guantanamo Bay.
U.S. guards talk to a prisoner at Guantanamo Bay.
U.S. soldiers stand guard in a cell block in Camp Delta at Guantanamo Bay.
A group of detainees kneels during an early morning Islamic prayer at Guantanamo Bay.
U.S. President Barack Obama signs the second of three executive orders to close the Guantanamo Bay detention facility at the White House on January 22, 2009. Obama has backed down on his pledge to close the facility, but no new prisoners have been brought