Stephen Rapp, the U.S. ambassador at large for war crimes issues, called for war crimes investigation on October 2009. His department submitted a detailed report to Congress about the incidents happened during the recent conflict in Sri Lanka. On October 25, 2009 The Office of the High Commissioner for Human Rights of the United Nations called for an independent, international investigation of possible war crimes committed during the last few months of the war in Sri Lanka. Internal Displacement Monitoring Center of the Norwegian Refugee Council reported that the government of Sri Lanka was holding nearly 300,000 displaced people in military-run internment camps under questionable humanitarian conditions.