A/HRC/18/40 detentions. Many of these allegations could not, however, be verified because of restricted access to most parts of the State. 38. It is reported that the daily aerial bombardments in several towns and villages populated by the Nuba continue to cause significant loss of life and destruction of property. The aerial bombardments are also reported to have affected the delivery of humanitarian assistance, as some of the airstrips used by aid organizations have been destroyed. 39. There have also been allegations of abductions or the disappearance of civilians targeting people along ethnic lines, and extrajudicial killings targeting the Nuba people, as well as suspected supporters and affiliates of the SPLM/A, most of whom are from the Nuba communities. Precise figures are unknown and unverified. It is also alleged that the SAF has been engaged in arbitrary arrests and detention of persons suspected of being supporters and affiliates of the SPLM/A. 40. Both the SPLA and the SAF are alleged to have laid anti-personnel land mines in Kadugli and its surrounding areas, which have resulted in the death of civilians. A preliminary report by the United Nations indicates that more than one third of Kadugli town is riddled with either landmines or unexploded ordnance. 41. Throughout the conflict in Southern Kordofan, the SAF, the PDF and the Central Reserve Police Forces have disregarded the UNMIS privileges and immunities set forth and contained in the Status of Forces Agreement with the Government of the Sudan, as well as international conventions on the status of the United Nations, its staff and assets to which the Sudan is a signatory. On 7 June, an UNMIS national staff member fleeing the conflict was reportedly shot in the leg by suspected PDF elements on his way to an UNMIS team site. Seven UNMIS national staff members were arrested and detained immediately after the outbreak of violence. . 42. The independent expert notes that, like in the case of Abyei, it has been difficult to verify independently many of the allegations of human rights atrocities committed in Southern Kordofan owing to restricted access to the State. The situation in Abyei and 15