Vice President Biden on Wednesday offered criticism of "socialism" during a speech abroad, seemingly a shot at Bernie Sanders, a self-described democratic socialist and Democratic candidate for president. Biden made the remark in a keynote address at the World Economic Forum in Switzerland, where he called for "a more progressive tax code" and a strengthening of the middle class. "Keeping billions of dollars in offshore tax havens might be good for your shareholders, but it robs your own country," Biden told those in attendance at the international event. Biden called on corporate executives to shift their tactics and put a...