MANCHESTER, ENGLAND - APRIL 15: Vote Leave supporters wait for London Mayor Boris Johnson to address campaigners during a rally for the 'Vote Leave' campaign on April 15, 2016 in Manchester, England. Boris Johnson is taking part in a 48 hour 'Brexit Blitz' of campaigning in Northern England. Britain will vote either to leave or remain in the EU in a referendum on June 23. (Photo by Christopher Furlong/Getty Images)
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Getty Images News Christopher Furlong