NAIROBI Thursday, November 06, 2008 (IRIN) - The UN has called for the immediate release of four aid workers and two pilots who were abducted on 5 November in central Somalia's Galgadud region. Unidentified gunmen abducted the six from an airstrip near the town of Dusamareb. "The Secretary-General most strongly condemns the abduction of four aid workers and two pilots," said a statement issued by the UN headquarters in New York. An aid worker in Dusamareb, who requested anonymity, said the four...