Even UN officials have confided to reporters off the record that "a lot of inspectors are inexperienced" and are being hired without background checks to establish their fitness, let alone their objectivity and integrity.

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But the National Policing Improvement Agency said it had been carried out with "integrity and objectivity".

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The official referred to CIA Director George Tenet's statement defending the integrity and objectivity of the CIA analysis of Iraq's weapons program.

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The seven principles, now enshrined in the ministerial code, are selflessness, integrity, objectivity, accountability, openness, honesty and leadership.

BBC: UK