0442541_CORRPocketBook11Add3.qxp 14.09.2005 13:47 Page 13 There shall be thorough, prompt and impartial investigation of all suspected cases of extra-legal, arbitrary and summary execution, including cases where complaints by relatives or other reliable reports suggest unnatural death in the above circumstances.94 Prisons shall be inspected regularly by qualified and experienced inspectors from a competent authority separate from the prison administration.95 Every prisoner shall have the right to communicate freely and confidentially with inspectors, subject only to the demands of good order and discipline in the institution.96 IX. Special Categories of Prisoners A. Non-discrimination All persons are equal before the law and are entitled, without discrimination, to equal protection of the law.97 Everyone has the right to freedom of thought, conscience and religion and persons belonging to ethnic, religious or linguistic minorities have the right to their own culture, religion and language.98 A prisoner who does not adequately understand or speak the language used by the authorities is entitled to receive 13