There is a slight disconnect between the State Department and The Department of Defense or the CIA.
From the State departments website

...a central goal of U.S. foreign policy has been the promotion of respect for human rights, as embodied in the Universal Declaration of Human Rights. The United States understands that the existence of human rights helps secure the peace, deter aggression, promote the rule of law, combat crime and corruption, strengthen democracies, and prevent humanitarian crises.

What does it say in that Universal Declaration of Human Rights?

Article 5
No one shall be subjected to torture or to cruel, inhuman or degrading treatment or punishment.

If you happen to be in the mood to read, there is a bunch of fun stuff at the State departments website. This is my favorite bit

d. The United States further stated its view that the term "acquiescence," as used in Article 1, requires that a "public official, prior to the activity constituting torture, have awareness of such activity and thereafter breach his legal responsibility to intervene to prevent such activity." The purpose of this condition was to make it clear that both actual knowledge and "willful blindness" fall within the definition of "acquiescence" in Article 1.