Fate of Obamacare hangs in the balance at the Supreme Court

The Supreme Court will decide whether a phrase in the Affordable Care Act was meant to exclude people who bought health insurance on the federal exchange from receiving tax credits. Marcia Coyle of The National Law Journal offers a look at the arguments, plus Judy Woodruff talks to Neera Tanden of the Center for American Progress and Michael Cannon of the Cato Institute for two takes on the case.