An Arabic news channel [redacted] reported on Monday [June 18, 2001] that Bin Ladin had gone into hiding in Afghanistan because he feared a US airstrike. [Redacted] …US facilities have been warned of the threat and are heightening security, which could delay an attack because operatives would need to revise their plans.”
– CIA, “International: Bin Ladin Attacks May Be Imminent [Excised],” (Senior Executive Intelligence Brief), The Central Intelligence Agency’s 9/11 File:, The National Security Archive, June 23, 2001