What are CIA 'black sites'?

The Trump administration has apparently drafted an executive order calling for a policy review that could authorize the CIA to reopen "black site" prisons ov

Nine CIA 'Black Sites' Where Detainees Were Tortured - The Intercept

Map: The CIA's global network of secret torture centers - Vox

Torture at Gina Haspel's Thailand 'Black Site' - The Atlantic

Chicago's Black Site Detainees Speak Out - The Intercept

Alleged CIA black site in Lithuania up for sale – photos - LRT

Detainee at CIA 'black site' used as torture training prop

CIA Afghan 'black sites' replaced by gray areas

CIA to Promote Head of Black Site Where Torture Occurred?

FBI Was Deeply Involved in CIA Black Site Interrogations

Chicago police are running a horrifying CIA-style black site out