The two men who allegedly piloted the planes into the twin towers, Mohamed Atta and Marwan Al-Shehhi,
prayed in the same Hamburg mosque as did Salim and Mamoun Darkazanli, a Syrian trader who managed Salim's bank accounts and whose assets are frozen.
Important data on each had been compiled by the Sudanese.
But U.S. authorities repeatedly turned the data away, first in February 1996; then again that August, when at my suggestion Sudan's religious ideologue, Hassan Turabi, wrote directly to Clinton; then again in April 1997, when I persuaded Bashir to invite the FBI to come to Sudan and view the data; and finally in February 1998, when Sudan's intelligence chief, Gutbi al-Mahdi, wrote directly to the FBI.