A senior Bush administration official told VICE News in January that the agency did hold prisoners at a US base on the British Indian Ocean territory. But the UK continues to stall on releasing the logs.
A UK Parliament committee says that requests by UK intelligence for redactions in the report's executive summary were justified on the basis of national security.
A refusal to disclose the nature of trans-Atlantic discussions over redactions to Senate Intelligence Committee report is fueling concerns over British complicity in the CIA torture program.
VICE News spoke to Lawrence Wilkerson, the former chief of staff to Secretary of State Colin Powell, about the abuses committed in the name of the War on Terror and Britain's role in the CIA's rendition program.
Exclusive: CIA Interrogations Took Place on British Territory of Diego Garcia, Senior Bush Administration Official Says
It is the first time a senior Bush administration official has stated on the record that the remote island, leased by the UK to the US since the 1960s, was a part of the CIA's global network of black sites.
A White House spokesperson has said there are indications of a greater risk to US facilities around the world.
For more than a decade, campaigners have been investigating whether America held terror suspects at a "black site" on the British Indian Ocean territory.
Diego Garcia, the British Indian Ocean Territory leased for a US military base, hides the truth over UK involvement in the CIA rendition program. But on the surface at least, the closest thing to waterboarding going on is drenching in the drunk tank.
The Foreign Office has reverted back to its original claim that records of flights through Diego Garcia, the British territory implicated in the CIA's global abduction operation, have been destroyed by water damage.
UK government records show month of "bad weather" was in fact exceptionally dry.