Sudanese President Omar al-Bashir (L) welcomes Chairman of Libya's National Transitional Council (NTC) Mustafa Abdul-Jalil upon his arrival at Khartoum Airport in Khartoum, Sudan, Nov. 25, 2011. Al-Bashir said Friday that the former Libyan regime was the biggest enemy for Sudan and that it severely harmed the Sudanese people. [Mohammed Babiker/Xinhua]