The CIA provides senior US policy makers with a classified warning of a potential attack against US interests that is thought to be tied to Fourth of July celebrations in the US. [Sunday Herald (Glasgow), 9/23/2001] The head of counterterrorism at the FBI, Dale Watson, will later recall that he and Cofer Black, the head of counterterrorism at the CIA, expected an attack to occur around the Fourth of July. [9/11 Commission, 7/24/2004, pp. 265]