Ismail Yozgat reacts in front of a memorial for his son Halit Yozgat (L) in Kassel April 6, 2013, who was killed by the National Socialist Underground (NSU) group. The Turkish internet cafe owner was murdered by the ultra-right wing extremist group NSU in his shop in Kassel on April 6, 2006. The neo-Nazi group NSU is accused of murdering nine Turkish and Greek immigrants and a policewoman from 2000 to 2007. REUTERS/Lisi Niesner (GERMANY - Tags: CRIME LAW CIVIL UNREST TPX IMAGES OF THE DAY)