Pink Floyd star Roger Waters says he was opposing "fascism, injustice and bigotry" when he posed firing an imitation machine gun while wearing a Nazi-inspired uniform at a concert in Berlin. Police in Germany have launched an investigation of the British musician on suspicion of incitement after he was filmed wearing a long black coat and red armband - featuring crossed hammers instead of swastikas Waters pretended to shoot a fake gun during a skit between songs. Germany has strict rules against the use of Nazi imagery - punishable by up to three years in prison - although its laws...