Abu Ghraib
The United States Senate approved a proposal that imposes restrictions on the detention, interrogation, and treatment of prisoners held by the US military. The rules prohibit the use of "cruel, inhuman or degrading treatment or punishment" against anyone in US government custody, regardless of where they are held. The rules also require all US troops to use only interrogation techniques authorized in a new Army field manual, but does not cover techniques used by the Central Intelligence Agency. The rules follow alleged revelations of detainee abuse committed by US military and intelligence personnel in Guantanamo Bay and 
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US Senate approves rules regulating detainee treatment