CIA Failed To Share Intelligence On Hijacker (washingtonpost.com)

According to a "senior administration official," and if that official isn't Ashcroft or Mueller, I'll eat my hat. It should be noted that blocking this one guy would not have made any difference. Khalid Almihdhar was not a ringleader of the attack. Better to have let him in and followed him, but then the FBI didn't know about him, did they?