Kevin Robillard

A Health-Care Showdown in Massachusetts

Under President Obama's new health-care law, regulators gained a radical power: the ability to define "unreasonable" premiums and reject them on state-level insurance exchanges. Because more than 24 million people nationwide are expected to depend on these markets for coverage by the end of the decade, Obama recently gave states $250 million to beef up their review efforts ahead of 2014, when the law goes into effect.