NPR News

In its second-to-last argument over the Affordable Care Act, the Supreme Court on Wednesday ponders a what-if.

Specifically, if the justices decide that Congress exceeded its constitutional authority in enacting the part of the law that requires most Americans to either have health insurance starting in 2014 or pay a penalty, does that invalidate the rest of the law? And if not, how much, if any, of the rest of the law should it strike down?

As we reported last week, an independent panel reviewing the Mine Safety and Health Administration's (MSHA) role in the 2010 Upper Big Branch mine disaster found that the agency "possibly could have prevented" the explosion that took 29 lives.

Pope Benedict XVI landed in Havana today and he's expected meet Cuban President Raúl Castro.

The pontiff's visit has put Cuba's dictatorship in the spotlight, because during his speeches the Pope has been taking subtle shots at the regime. The Los Angeles Times reports:

Activists who want genetically modified food to be labeled in the U.S. say there's more support than ever for their cause. As evidence, a coalition calling itself Just Label It released the results today of a survey it commissioned from The Mellman Group, a national pollster. The survey found that 91 percent of voters favor the labeling of food with genetically modified ingredients.