 According to the South Korean newspaper "The Chosun Ilbo", O was executed by flamethrower for his role in supporting Kim Jong-un's uncle Jang Song-taek.In January 2013, the UN High Commissioner for Human Rights Navi Pillay said that the North Korean human rights situation had not improved since Kim had taken power and called for an investigation.A report on the situation of human rights in North Korea in February 2013 by United Nations Special Rapporteur Marzuki Darusman proposed a UN commission of inquiry.