In Davos, PM May unveils vision for global Britain post-Brexit

By Elizabeth Piper and Noah Barkin DAVOS, Switzerland (Reuters) - Prime Minister Theresa May unveiled her vision for Britain after Brexit on Thursday, describing its future role as a defender of free trade and globalization in a speech intended to ease concerns among the global business elite. In her first appearance at the World Economic Forum in Davos, where the world's business elite congregates in the Swiss Alps, May pressed her mantra that Britain would become more global after voting to le