Angela Merkel has been speaking at a joint press conference with David Cameron in Westminster:
Merkel: What we are discussing here is "doable" but adds "I am a great champion of freedom of movement"
Merkel: Is immigration into social security possible? It's just as much a headache for us in Germany as it is in Britain
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In other words, the Prime Minister will say that leaving the EU would not lead to a single EU law being abolished instantly.
Reclaim the Power stage a protest at Heathrow against a new runway or further airport expansion.
A colder night ahead as temperatures fall.