BERLIN -Two Afghan brothers suspected of killing their sister for adopting a Western lifestyle went on trial in Berlin on Wednesday, in a case that highlights the violence against women and cultural tensions among some recent migrants to Germany. The defendants, identified as Sayed H. and Seyed H. under German privacy laws, are accused of luring their 34 year-old sister to meet them last July in Berlin and choking her and cutting her throat, the Berlin prosecutor’s office said. All three siblings had Afghan citizenship and had been living in Germany for several years. The brothers, aged 23 and 27,...