This combination picture created in London shows opposition Labour party leader Jeremy Corbyn (top L) voting in north London, British Prime Minister Theresa May (top R) voting in Maidenhead, SNP leader Nicola Sturgeon (bottom L) after voting in Glasgow and Liberal Democrat leader Tim Farron arriving to vote in Kendal (bottom R) on June 8, 2017 for the general election.
Polls opened in Britain today in an election Prime Minister Theresa May had expected to win easily but one that has proved increasingly hard to predict after a campaign shadowed by terrorism. / AFP PHOTO        (Photo credit should read DANIEL LEAL-OLIVAS,BEN STANSALL,ANDY BUCHANAN,OLI SCARFF/AFP/Getty Images)