Police are investigating the veracity of two letters claiming responsibility for the explosive attack on the Borussia Dortmund team – one with possible links to Islamists, the other to the far left. Follow live updates here. Police are investigating three explosions against Borussia Dortmund’s team bus on Tuesday, which officials believe to have been a … Continue reading LIVE: ‘Islamist bomb letter’ blames Merkel for Dortmund bus attack