Britain's political leaders are back on the campaign trail with 20 days until a general election still too close to call.
On Thursday the leaders of UK opposition parties took part in a so-called 'Challenger Debate', which snap polls suggested was won by Labour Party leader Ed Miliband.
However, Conservative Prime Minister David Cameron was not in attendance and will hope that on-stage discussions between Mr Miliband and Scottish Nationalists the SNP about coalition, will have swayed some voters towards the Conservatives.
Labour and the Conservatives remain neck and neck in most polls.
Joe Twyman of pollsters YouGov says Ed Miliband will be feeling happy heading into the weekend's campaigning.
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Joe Twyman of pollsters YouGov says the debate may not have been illuminating enough to shift polls significantly.
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Joe Twyman of pollsters YouGov says the prospect of another coalition government means much of what the parties are saying about who they would, and wouldn't, share power with should be taken with a pinch of salt.
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