By 5-4, with Chief Justice Roberts in the majority.
Still waiting for details, since the Times headline says "largely," but it sounds as though the mandate will stand. I am crying from relief - I was sure it would be struck down. I am also amused that Roberts quoted Ben Franklin on death & taxes.
Evidently the basis they picked for upholding the law is that the penalty is through the tax system.
While you're at it, read Nicholas Kristof's column about the presidential candidates.