Powerful in what way? McCain lost SC not because of what McCain said Bush did in SC, McCain lost SC because he was too liberal.
You'll just have to see it.
If you taped MTP, you'll see it in the first segment.
It's his tone of voice ..
With that said it will back fire on Kerry because it cuts off what the President actually said and McCain doesn't want to be pulled in the middle of Kerry's problems
Kerry will try to make it a debate issue .. but Bush has always stated that Kerry and mcCain had served with honor