But when they do occur, we always conduct a thorough investigation without prejudice as soon as possible, regardless of culpability in the incident.

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Kobler appealed to the Iraqi government to conduct a thorough investigation.

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His response to the allegations had been admirable, appointing independent lawyers and auditors to conduct a thorough investigation, while offering an amnesty to employees who agreed to help them.

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On Friday, White House spokesman Jay Carney said the administration expected the inspector general to conduct a thorough investigation, but he brushed aside calls for the White House itself to investigate.

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He said a five-strong panel of party figures - including at least three women - would be assembled to conduct a "thorough and in-depth" investigation into the allegations.

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He said a five-strong panel of party figures - including at least three women - would be assembled to conduct a "thorough and in-depth" investigation into the allegations levelled against Lord Rennard.

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We also conducted a thorough investigation and found the allegation of underage conduct to be unsubstantiated.

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