And all this against a background of continuing questions over the prime minister's retirement plans and the timing of the expected handover to Gordon Brown.
He said the timing of the retirement was planned when Huntoon took over as superintendent in 2010 and that the retirement isn't related to the investigation.
Sir Norman said the timing of his retirement would enable the county's police and crime commissioner, who will take up office on 22 November, to immediately begin a search for his successor.