Debate: European dis-union

Angela Merkel, German chancellor, has defended to her parliament the outcome of last week's EU summit. However, Britain's refusal to sign up to the deal has sparked fundamental questions about the UK’s position in Europe and opened up new debate about the future of the single currency. Quentin Peel, chief Berlin correspondent, and Philip Stephens, chief political commentator, join Frederick Studemann, analysis editor, to discuss the latest.