As part of my ongoing look at where the Republican presidential candidates stand on the issues, my latest column for National Review Online examines their proposals for health care reform. Of course they want to repeal Obamacare. Who doesn’t? But what do they want to replace it with. Most favor some form of tax break for individually purchased insurance and permitting the sale of insurance across state lines. But a few have much more detailed platforms. And, there are some big surprises (That would be you, Dr. Carson).