002/19-09-2007-ECCC-OCIJ ЮŲŠ / No: D427 district and sector level, some chaired by the Sector 31 Secretary Ta Yoem; these meetings were about military affairs, rice production and prisoner offences.2323 538. Sector 31 was part of the West Zone (401) whose Secretary was Chou Chet alias Si until his arrest in March 1978.2324 The West zone committee would regularly report to Office 870 on the situation of the internal and external enemies in particular in Sector 31.2325 On the other direction the Party centre instructed the leadership of the zone, its sectors and districts on the CPK policy to be implemented in the zone in respect of the enemies and notably at the annual zone conference of 1977. District 12 was presented as a model district of the CPK revolution.2326 539. [REDACTED] explains that he sent the reports and confessions to his military commander and to the district committee.2327 Witnesses confirm the authority of the district over Prey Damrei Srot.2328 The district committee decided who would be arrested based on reports submitted by village and subdistrict committees (including Chouk Sa, Svay Chuck, Tbeng Khpuos, Peam and Th’lork Vien subdistricts). Prisoners were then arrested by the district militia and sent to Prey Damrei Srot together with a report indicating the offence they had committed.2329 [REDACTED] also explained that in 1977 he received a letter from Koeun the district secretary ordering him to kill a man called Phan, a former political commissioner accused of being Vietnamese.2330 Former cadres explain that, in their view, the decision to kill prisoners came from “Angkar” or “above” without specifying what level exactly.2331 540. CPK cadres at the district or sector level, including the Secretary of Sector 31 Committee Sarun2332 and the Sector 31 Military Commander, [REDACTED], visited Prey Damrei Srot.2333 There is no evidence that any of the Charged Persons visited Prey Damrei Srot.2334 Arrest and Detention 541. Men, women, children and even entire families were detained at Prey Damrei Srot.2335 Four of the witnesses interviewed were detained there.2336 Detainees included people evacuated from Phnom Penh to District 12,2337 people accused of being former Khmer Republic soldiers or officials,2338 CPK cadres,2339 residents of surrounding subdistricts,2340 and half Vietnamese.2341 According to [REDACTED] there were only ten prisoners at most at Prey Damrei Srot at any one time2342 but witness statements suggest that in reality between 30 to 50 prisoners were permanently held there.2343 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. 139