Cambodian students read document on Khmer Rouge outside the U.N.-backed tribunal court hall while Kaing Guek Eav, alias Duch, the former chief of the Khmer Rouge's notorious S-21 prison, known Tuol Sleng genocide museum, is  being tried for war crimes and crimes against humanity, in Phnom Penh, Cambodia, Tuesday, Nov. 24, 2009. AP Photo logo AP Photo 27 months ago

Cambodian students read document on Khmer Rouge outside the U.N.-backed tribunal court hall while Kaing Guek Eav, alias Duch, the former chief of the Khmer Rouge's notorious S-21 prison, known Tuol Sleng genocide museum, is being tried for war crimes and crimes against humanity, in Phnom Penh, Cambodia, Tuesday, Nov. 24, 2009.