Labour rallies pro-EU troops as Sun shines on Brexit campaign

By Michael Holden and Kylie MacLellan LONDON (Reuters) - The leader of Britain's main opposition party urged supporters on Tuesday to vote to remain in the European Union after opinion polls showed gains for those wanting to leave and the nation's biggest-selling paper backed Brexit. The "In" camp led by Prime Minister David Cameron, whose own Conservatives are deeply split over the EU, has recently given the lead role in campaigning to the left-leaning Labour Party, whose supporters could decid