Cambodian students from the Royal Cambodian Administration school gather for a trial of a former Khmer Rouge prison chief Kaing Guek Eav, also known as 'Duch', at a U.N.-backed tribunal Wednesday, April 1, 2009, in Phnom Penh, Cambodia. A day after Duch took the stand and pleaded for forgiveness, the man who ran the Khmer Rouge's most notorious prison is expected to face tough questioning about his running of the communist radicals' torture machine.(AP Photo/Heng Sinith)
Cambodian police look on Wednesday, April 1, 2009, at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh. Kaing Guek Eav, also know as 'Duch,' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)
Cambodian Buddhist monks collect pass for getting into the courtroom for a trial of a former Khmer Rouge prison chief Kaing Guek Eav, also known as 'Duch', at a U.N.-backed tribunal Wednesday, April 1, 2009, in Phnom Penh, Cambodia. A day after Duch took the stand and pleaded for forgiveness, the man who ran the Khmer Rouge's most notorious prison is expected to face tough questioning about his running of the communist radicals' torture machine.(AP Photo/Heng Sinith)
Cambodian police look on at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh Wednesday, April 1, 2009. Kaing Guek Eav, also know as, 'Duch' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)
Cambodian police look on at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh Wednesday, April 1, 2009. Kaing Guek Eav, also know as 'Duch,' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)
Photographers take pictures Cambodian Buddhist monks as they wait to enter at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh Wednesday, April 1, 2009. Kaing Guek Eav, also know as 'Duch,' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)
In this image made off APTN footage, Kaing Guek Eav, better known as 'Duch', far left, smoothes his hair as his lawyer Francois Roux stands during a trial in Phnom Penh, Cambodia, Wednesday, April 1, 2009. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/APTN)
A Cambodian court cleaner, far left, sweeps as fire trucks are parked by security personnel for blocking journalist before they transport former Khmer Rouge prison chief Kaing Guek Eav, also known as 'Duch' for a trial , at a U.N.-backed tribunal Wednesday, April 1, 2009, in Phnom Penh, Cambodia. A day after Duch took the stand and pleaded for forgiveness, the man who ran the Khmer Rouge's most notorious prison is expected to face tough questioning about his running of the communist radicals' torture machine.(AP Photo/Heng Sinith)
Cambodian Buddhist monks, center, stand in line before a trial of former Khmer Rouge prison chief Kaing Guek Eav, also known as 'Duch,' at a U.N.-backed tribunal Wednesday, April 1, 2009, in Phnom Penh, Cambodia. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/Heng Sinith)
Pictured is a live feed of former Khmer Rouge chief torturer Kaing Guek Eav, also known as Duch, during his trial on the outskirts of Phnom Penh April 1, 2009. Duch is on trial for crimes against humanity, the first by a senior Pol Pot cadre, three decades since the end of a regime blamed for 1.7 million deaths.REUTERS/Chor Sokunthea (CAMBODIA CONFLICT SOCIETY POLITICS)
Monks line up to attend the trial of former Khmer Rouge chief torturer Kaing Guek Eav, also known as Duch, during his trial on the outskirts of Phnom Penh April 1, 2009. Duch is on trial for crimes against humanity, the first by a senior Pol Pot cadre, three decades since the end of a regime blamed for 1.7 million deaths. REUTERS/Chor Sokunthea (CAMBODIA POLITICS CONFLICT SOCIETY IMAGE OF THE DAY TOP PICTURE)
Cambodian police check a car outside the court during the trial of Kaing Guek Eav, better known as Duch. Survivors of the Khmer Rouge regime have expressed scepticism about an apology by Duch -- the movement's brutal prison chief -- as his trial continued at a UN-backed court in Cambodia.(AFP/Tang Chhin Sothy)
Cambodians look on at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh Wednesday, April 1, 2009. Kaing Guek Eav, also know as 'Duch,' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)
Cambodians look on at the Extraordinary Chambers in the Courts of Cambodia in Phnom Penh Wednesday, April 1, 2009. Kaing Guek Eav, also know as 'Duch,' is the first of five former Khmer Rouge leaders being tried for crimes against humanity. The man accused of being the Khmer Rouge's chief torturer put down his prepared speech, removed his eyeglasses and gazed at the courtroom audience as he pleaded for forgiveness from the country he helped terrorize three decades ago.(AP Photo/David Longstreath)