In the wake of uncovering the Operation Bojinka plot, Philippine authorities find a letter on a computer disc written by the plotters of the failed 1993 WTC bombing. This letter apparently was never sent, but its contents will be revealed in 1998 congressional testimony. [US Congress, 2/24/1998] The Manila police chief also reports discovering a statement from bin Laden around this time that, although they failed to blow up the WTC in 1993, “on the second attempt they would be successful.” [Agence France-Presse, 9/13/2001]