002/19-09-2007-ECCC-OCIJ ЮŲŠ / No: D427 612. [REDACTED] made the reports of the interrogations and sent them to [REDACTED]2654, who would send both the confessions and the results from the additional interrogation through the Commander of Unit 806 to Sau Saroeuun at the division level2655 for instruction.2656 613. An interrogator named [REDACTED] from Phnom Penh came to work at Au Kanseng in mid-1977 for about two or three months. 2657 Sau Saroeun personally told [REDACTED] that [REDACTED] was from the General Staff with Unit 703 under the command of Pin2658 and came to “[REDACTED] [i.e. [REDACTED]] in order to track down the activity background of the prisoners who had been implicated in the confessions from Phnom Penh”2659. Sau Saroeun personally told [REDACTED]that someone would come from Phnom Penh to work at Au Kanseng.2660 [REDACTED] had a permission letter from Phnom Penh2661 and arrived with confessions with annotations indicating that the relevant prisoners must be questioned on their networks and activities.2662 [REDACTED] himself told [REDACTED] that, prior to coming to Au Kanseng, he worked with Division 122663 and “his unit was an interrogation place or a security place located at a former school of Tuol Svay Prey”.2664 The Deputy Chairman understood that [REDACTED] came from S21,2665 although Duch states he remembers no such person.2666 614. According to [REDACTED] it was two or three months after the arrest of a group of Division 801 cadres and intellectuals that [REDACTED] arrived at Au Kanseng.2667 From December 1976, there were discussions between Son Sen and Saroeun and other Division 801 cadre about the purging of leading 801 cadre and cadre in the Northeast Zone.2668 In 1977, Division 801 was indeed subjected to severe purges, with some regimental and battalion cadre, among others being arrested and sent to S-21,2669 whilst lower-ranking cadre and ordinary combatants were sent to Au Kanseng. 615. After [REDACTED]’s arrival, many cadres of Lay Sarim’s Unit, were arrested and brought to Au Kanseng.2670 [REDACTED] participated in the interrogations of four prisoners who were high rank officers of Division 8012671 including cadres from former Division 11 in which Lay Sarim2672 (who was sent to S-21 in January 19772673) had been active before becoming Chairman of Hospital 805 of Division 801. [REDACTED] arranged the interrogation together with [REDACTED]2674 of a company-level cadre name Pheng Phay, in the regiment of Lay Sarim2675 and three platoon-level cadre named Port, Sàmrǐn and Thea.2676. During the interrogations [REDACTED] would refer to the confessions he Extraordinary Chambers in the Courts of Cambodia, National Road 4, Choam Chao, Dangkao Phnom Penh Mailing address: P.O. Box 71, Phnom Penh; Tel: +855(0)23 218914 Fax: +855(0) 23 218941. 156