Cameron speaks up for UK interests ahead of EU talks
David Cameron has said he will not sign any reworked EU treaty designed to solve the eurozone crisis if it does not contain safeguards to protect British interests.
The prime minister said there must be protection for the single market and the UK financial services sector.
Germany and France are developing a plan for greater fiscal integration among the eurozone's 17 members ahead of a crucial meeting on Friday.
Nick Robinson reports.