title: Here's what we know for sure: Obama's health care reform is constitutional. Congress may not hold states hostage to its every whim. And Chief Justice John Roberts is now in charge.
authors.forename: David
authors.initials: D
authors.lastname: Von Drehle
mesh_terms: D058991:Patient Protection and Affordable Care Act / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D035521:Supreme Court Decisions; D014481:United States