The prime minister's official spokesman said a referendum in this parliament remained «an option» but insisted there was no urgency to resolve the issue. (news.bbc.co.uk)
«This is not a straightforward black and white issue,» the prime minister's official spokesman told reporters this morning. (politics.co.uk)
The prime minister's official spokesman acknowledged that the wording of the texts had changed since the campaign began. (bbc.co.uk)