Of course they won't.
But this isn't the first success, and others have been followed by even mor violence.
President Bush often does mention these in his speeches, only they don't get the interests as it is perceived as the same old stuff.
Didn't Bush promise monthly updates on the Surge?
"....But this isn't the first success, and others have been followed by even more violence...."
Bush said in 2001,
"Some of our successes will be known only to a few."
If, in a couple months, the incidence of IED attacks drops by two thirds or three quarters, if we stop losing helicopters, if we stop hearing about finding the bodies of 47 Iraqi police recruits killed execution style and lying in a ditch somewhere, then that will be serious news.