002/19-09-2007-ECCC-OCIJ ЮŲŠ / No: D427 631. The Chairman of Phnom Kraol was Leng2743, [REDACTED], serving as deputy chairman.2744 [REDACTED] served as a member of the committee and according to several witnesses as head of Phnom Kraol following the arrest of Leng.2745 The sector committee and the military reported directly to the CPK Centre.2746 632. A constant flow of information existed between the Centre and Sector 105 and coded typewritten messages were sent from the district level via K-17 to and from the Centre authorities.2747 While K-17 sent instructions to the districts, it also prepared district performance reports on a daily basis.2748 The Sector 105 Secretary reported directly to the Centre and asked for opinions, notably on suspects. 2749 The interrogations of “Vietnamese” “spies” were reported to the Centre.2750 Typewritten documents were mostly sent to Centre Office 870 and K-3.2751 Messages concerning healthcare or social affairs were typed in non coded language and were sent to Khieu Samphan who would send instructions back.2752 Messages about security matters were sent to Nuon Chea. according to one witness: “Nuon Chea regularly instructed on security matters such as to be vigilant of Vietnamese enemy or insider enemy, the ambition of Vietnam, and ideological tasks for education to the district level”.2753 633. One witness states that monthly meetings were held at K-11 and that they were attended by the sector committee, the sector army and the districts committees.2754 Other witnesses state that meetings were held in the sector and district education halls2755 and that “the Sector Com brought the word from the Centre-level and explained [to us] . . . to track down the imbedded enemies (who contacted the Vietnamese) and the enemy traitors”.2756 Arrest and detention 634. All the former prisoners of Phnom Kraol who were interviewed, attest that they were arrested on suspicion of being traitors to the revolution either because of associations with the Vietnamese2757 or because of alleged connections to the CIA.2758 Such accusations were generally made during meetings of criticism/auto-criticism2759: “Every single afternoon after the meal, they always held a meeting and accused all of us of being CIA”.2760 After their arrest, prisoners had to write down their biographies.2761 635. Prisoners were either arrested by CPK cadre and forcibly taken to Phnom Kraol2762 or were arrested at K-17 after having been called to a meeting.2763 Some arrests were ordered by the sector secretary and carried out by sector member for military affairs, with the help of 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. 160