Good God! Who's the Slimes leak in the Bush Administration? Someone at State? CIA? FBI?
It may be legal for them to print classified information, but it should be 100% illegal for them to conceal their sources. We need a law to that effect.
That way, the media could still warn the American public in the event that a real whistleblower showed up with evidence of real crimes, but it would be a huge deterrant to partisan hacks who damage national security just to hurt people who's politics they don't like.