Because the President says it is. That's good enough.
Which said so president Clinton?
Great. So I'll go back to an earlier post and present the only two possible scenarios here:
A. The GOP leaders who have claimed that the New York Times has broken the law are totally full of sh!t.
B. The Bush administration knows damn well that the Times has broken the law but has simply refused to uphold the law.
Which do you think is the case here?