It’s clearly established in terms of training, provision of bomb-making experts, training of people with respect to chemical and biological warfare capabilities, that al-Qaeda sent personnel to Iraq for training and so forth.
And the fact of the matter is there were thousands of people that went through those training camps in Afghanistan. We know they are seeking deadlier weapons - chemical, biological and nuclear weapons if they can get it.
His regime has had high-level contacts with al Qaeda going back a decade and has provided training to al Qaeda terrorists.