A Circular Firing Squad

Romney attacks Huckabee; and McCain attacks Romney for attacking Huckabee. Marc unpacks the Romney logic here. Here's the Romney ad:

Larison is unimpressed. He thinks the ad is too wimpy. Byron York thinks McCain just likes Huckabee. It could also be that McCain detests Romney, whatever his past statements of respect. The longer this campaign lasts, the more I see how he feels.