Cameron ministry
On 3 February 2012 Chris Huhne resigned as Secretary of State for Energy and Climate Change following the decision of the Crown Prosecution Service to prosecute him and his former wife. His successor was Edward Davey, who was replaced as a Parliamentary Under-Secretary of State in the Department of Business, Innovation and Skills by Norman Lamb, replaced in his previous dual roles by Jenny Willott as an Assistant Whip and Jo Swinson as the Parliamentary Private Secretary to the Deputy Prime Minister.