“Beginning in May and continuing through early July 2001, NSA [National Security Agency] intercepted thirty-three separate messages indicating that bin Laden intended to mount one or more terrorist attacks against U.S. targets in the near future. But the intercepts provided no specifics about the impending operation other than that ‘Zero Hour was near.’ “ [The 5th of the month used for date sorting purposes only.]
– Matthew M. Aid, The Secret Sentry, Page 214