FRANKFURT/BERLIN/STOCKHOLM (Reuters) -Shares in Germany's Daimler Truck and Traton fell on Friday after U.S. President Donald Trump announced tariffs on heavy-duty trucks, adding to trade tensions that have hit the automotive sector hard. Together with a barrage of tariffs in other sectors, including on pharmaceuticals, Trump said on Thursday the U.S. would impose duties of 25% on imports of heavy-duty trucks from October 1. The news comes after Brussels and Washington in July agreed that almost all good ...