David Cameron is set to press for a minimum real-terms freeze in the EU's budget as European leaders gather ahead of a crunch summit to determine its spending between 2014 and 2020.
The UK PM is seeking to build alliances in Brussels ahead of what is expected to be two days of intense negotiations.
The BBC's political editor Nick Robinson explained to Today presenter Justin Webb the complexities behind the EU budget negotiations.
"There is an awful lot of negotiating wriggle room possible about what exactly a freeze really means," he said.
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