U.K. Voters Head To The Polls At U.K.'s General Election [Getty Images]

A voter places his vote slip into a ballot box at a polling station located inside a launderette as voting continues in the general election in Oxford, U.K., on Thursday, May 7, 2015. Britain votes on Thursday in the most uncertain election since World War II, a ballot that looks set to be followed by negotiations to secure a parliamentary majority and clashes over who has the legitimacy to govern. Photographer: Simon Dawson/Bloomberg via Getty Images

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