Cameron vows 'a warm welcome' for Boris

David Cameron said he would give London Mayor Boris Johnson "a warm welcome" if he decides to return to Parliament.

The Prime Minister told ITV News' deputy political editor Chris Ship: "I think he's got a huge contribution to make.

"Whenever Boris wants to, he'll get a warm welcome from me".

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Tories 2013: Latest updates

Day three of the Conservative party conference in Manchester.