A ghost of elections past in the form of ex-president Donald Trump haunted the annual schmoozefest of the world's political and business elites in Davos. While the American reality television star-turned-politician was on the other side of the Atlantic‚ the biggest names in business‚ finance and politics at the Swiss Alpine resort could not escape him after he stormed to victory on Monday in the Iowa caucuses. Trump is the frontrunner to be the Republican nominee for the November election...