Former Guantanamo Bay detainee and Taleban commander of Pakistani origin Abdullah Mehsud who was involved in kidnapping and killing Chinese engineers is dead, tribal sources in North Waziristan told Arab News. The sources said that Mehsud had sustained severe injuries on March 5 at Deogar Saidgi, North Waziristan in a shootout between security forces and fighters loyal to him. After the incident security forces arrested 11 renegade fighters including four Arabs, two tribesmen and five others who hail from different Pakistani cities. However, Mehsud's death could not be confirmed independently, with officials declining comment.Tribal sources asserted that after sustaining severe injuries, Mehsud was removed to Shawal Valley, North Waziristan where he succumbed to his injuries on Friday night. He was quietly buried in an unknown place. Yesterday, about 700 Pakistani troops conducted a house-to-house search in Mana, Shawal. North Waziristan's valley of Shawal is reckoned as one of the most difficult terrain in the region.