In his speech tonight, the president introduced a new number in the health care debate. Remember all those statements from Democrats, including Barack Obama himself, that 47 million Americans are without health insurance? That's no longer the operative number. "There are now more than thirty million American citizens who cannot get coverage," the president said in tonight's speech. But on August 10, at a town hall meeting, Obama referred to the "46, 47 million people without health insurance in our country…" And on July 23, he said, "This is not just about the 47 million Americans who don't have any...