Marathon talks between EU leaders and the British Prime Minister in Brussels ended in the early hours of this morning and will resume later, as David Cameron continues trying to secure a reform deal.

Taoiseach Enda Kenny is in Brussels for the negotiations.

European Council president Donald Tusk's warned 'a lot still remains to be done':

British officials said last night there was little sign of narrowing differences in key issues.

Cameron needs an agreement to pave the way for an in-out referendum this summer.

Germany's chancellor Angela Merkel is confident of reaching one: