'More and more politicians are prepared to see a deal'

David Cameron has been in Germany and Hungary to muster support for his EU reneogiation ahead of the planned referendum. A senior German politician and aide to Angela Merkel tells Martha Kearney that any deal between Britain and the other countries in the EU must suit all 28 member states, but that he sees a shift in emphasis among German politicians and those from other countries towards making a deal with Britain.