In this photo released by the Department of Defense,  Col. Bruce Vargo, center, joint detention group commander, gives a tour of a detainee recreation area at Camp Six, Joint Task Force Guantanamo, Cuba, to Chairman of the Joint Chiefs of Staff, Navy Adm. Mike Mullen and Rear Adm. Mark Buzby, commander, Joint Task Force Guantanamo, Sunday Jan. 13, 2008. Mullen said Sunday he favors closing the prison as soon as possible because he believes negative publicity worldwide about treatment of terrorist suspects has been "pretty damaging" to the image of the United States. AP Photo logo AP Photo 25 months ago

In this photo released by the Department of Defense, Col. Bruce Vargo, center, joint detention group commander, gives a tour of a detainee recreation area at Camp Six, Joint Task Force Guantanamo, Cuba, to Chairman of the Joint Chiefs of Staff, Navy Adm. Mike Mullen and Rear Adm. Mark Buzby, commander, Joint Task Force Guantanamo, Sunday Jan. 13, 2008. Mullen said Sunday he favors closing the prison as soon as possible because he believes negative publicity worldwide about treatment of terrorist suspects has been "pretty damaging" to the image of the United States.