Britain's pro-EU campaign predicts big victory in vote

Britain will vote to stay in the EU by a "substantial margin" predicted the leader of a campaign to keep the world's fifth-largest economy in the trading bloc, slating the opposing "out" movement for what he said was failure to present an alternative to membership. Stuart Rose, chairman of the "Britain Stronger in Europe" group, was speaking as Prime Minister David Cameron tries to convince eurosceptics of the benefits of a potential new EU deal ahead of a referendum on membership possibly as ea