The CIA released a top secret report on Usama Bin Ladin (UBL) on August 3, 1999. Regarding the threat assessment, it read: “-A UBL attack against US interests could occur at any time or any place. -It is unlikely that the CIA will have prior warning about the time or place of a UBL attack. [Redacted] -We are concerned [redacted] that an attack could be in the final stages. [Redacted] -Once UBL’s approval is given, his organization could launch attacks with no additional warning.”
– CIA, “UBL Update,” (CIA), The Central Intelligence Agency’s 9/11 File:, The National Security Archive, Aug. 3, 1999