We sure do.
From a special preview in Commentary of Andrew C. McCarthy’s forthcoming book, Willful Blindness: A Memoir of the Jihad, about the jihadist cell that bombed the World Trade Center 15 years ago today and related matters:
Would a successful interdiction of Kahane’s murderer, or swift and thorough investigation of Abdel Rahman’s circle in its aftermath, have prevented the monstrous deeds of subsequent years? That is of course unknowable. But an aggressive effort by United States authorities would have indicated a seriousness of purpose toward the threat of Islamic terrorism that itself might have changed the story of our times for the better. We still live, and will continue to live, with the consequences of our own blindness.
Read it all.