Do you think they had much of a choice? How could they deny it?

It's kinda like when the NY Times dude got busted for making up stories for years.

The evidence is simply too overwhelming to deny. The retraction is damage control.

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There are known knowns. These are things we know that we know. There are known unknowns. That is to say, there are things that we know we don't know. But there are also unknown unknowns. There are things we don't know we don't know. -- Rummy

Wise words from a wise man.