And so it begins on the d... (23 Nov 2004)

And so it begins on the day of the Queen's Speech:

Daily Mail: Al Qaeda attack on Canary Wharf foiled. And it seems that ITV copied the story, but didn't mention the Mail.

The bits of Whitehall which weren't involved with leaking the story are confused and are denying it. But the bits which were are over the moon.