John Robert's says that his healthcare ruling is not based on law, but is based on politics. Well I myself find that very hard to believe especially since ObamaCare is not even constitutional not to mention that the ObamaCare Tax is the "largest tax in America's history" according to Belligerent Politics.
John Roberts's Healthcare Ruling Is Based on Law, Not Politics
U.S. News & World Report (blog)
"Outrage that Chief Justice John Roberts betrayed conservatives by finding the healthcare law constitutional is misplaced.U.S. News & World Report