A dog waits for its owner outside the The Rock Inn pub, being used as a polling station in Chiddingstone Hoath, near Edenbridge, south-east England on May 7, 2015, as Britain holds a general election. Polls opened Thursday in Britain's closest general election for decades with voters set to decide between the Conservatives of Prime Minister David Cameron, Ed Miliband's Labour and a host of smaller parties. AFP PHOTO / BEN STANSALL (Photo credit should read BEN STANSALL/AFP via Getty Images)
