It's not every day that you see Jay Carney quoting Republican presidential front-runner Mitt Romney from the White House podium. But that's what Carney did Thursday as reporters pressed for the president's reaction to the Affordable Care Act heading to the Supreme Court before the 2012 election amid questions about its constitutionality. Carney's quoting served the dual purpose of defending the president and trying to drive a wedge between Romney and some of his Republican rivals, who have charged that the former Massachusetts governor's health reform law on the state level bears too much of a resemblance to the plan...