You expect Republican politicians to criticize Democratic administrations and vice versa. But when Democrats start criticizing Democratic administrations, that is news. Someone once said that the headline “Dog bites Man” is not news, but “Man bites Dog” is. We are now starting to get “Democrat bites Democrat” news.

Long-time Democratic pollsters Patrick Caddell and Douglas Schoen last week took on one of President Barack Obama’s most bitter betrayals of his campaign rhetoric and the high hopes of people who voted for him.