News at 3PM: Donald #Trump has landed in Zurich ahead of his address at the World Economic Forum in #Davos, where he's expected to hail the US as the world's economic powerhouse amid tensions concerning Greenland. Global figures, such as #NATO's secretary-general, are convening there. #UK inflation reached 3.4% in December, and #Spain is grieving after a second deadly train accident in a week leads to calls for a strike by railway unions. #WorldEconomicForum #DonaldTrump #BBC #News