Two held over US fears of radical cell in forces By David Rennie in Washington (Filed: 24/09/2003) The United States military is urgently investigating a potential radical Muslim cell among its own servicemen at the Guantanamo Bay prison as it emerged yesterday that two more members of the garrison are in custody. Senior Airman Ahmad I al-Halabi, an Arabic language translator, was secretly arrested a month ago, Pentagon officials said last night. He is being held at an air base in California and is charged with more than 30 counts of espionage, aiding the enemy, disobeying a lawful order and...