Khmer Rouge survivors and civil party members pray in front of a stupa at the Tuol Sleng genocide museum in Phnom Penh on August 31, 2009. The UN-backed war crimes tribunal into the Khmer Rouge's main jail chief Duch, actual name Kaing Guek Eav, was boycotted by a group of 28 civil parties who are angry with judges for ruling last week to ban them and their lawyers from questioning Duch about his personality in the forthcoming hearings. Getty Images logo Getty Images 3 months ago

Khmer Rouge survivors and civil party members pray in front of a stupa at the Tuol Sleng genocide museum in Phnom Penh on August 31, 2009. The UN-backed war crimes tribunal into the Khmer Rouge's main jail chief Duch, actual name Kaing Guek Eav, was boycotted by a group of 28 civil parties who are angry with judges for ruling last week to ban them and their lawyers from questioning Duch about his personality in the forthcoming hearings.