Prime Minister David Cameron believes the Greek elections amount to a referendum on Greece's membership of the euro, sources close to him say. He told the Nato summit in Chicago voters in Greece had to get a "clear message" that their vote on 17 June reflected their opinion on the euro. He also denied the G8 summit was a failure after it did not deliver a plan to resolve Greece's debt problems. It comes amid concerns that the crisis is being allowed to drift. BBC chief political correspondent Norman Smith said the government fears that if no decision is taken in the aftermath of the election, the ... (full story)