Four men are currently on trial in Germany accused of planning widescale terrorist attacks on US targets in Germany. They belong to a terrorist cell that has been dubbed the Sauerland Group.The case is one of the most spectacular Germany has ever seen, and has attracted huge media interest. The men are believed to have attended terrorist training camps in preparation for attacks planned in various German cities. They have now given their testimony. We take a closer look at the trial and the continuing threat of terrorism in Gemany.