A GOP frontrunner in the party's 2012 primary with a checkered past on health care, Mitt Romney produced a rather bold headline today with his op-ed in the USA Today: As first act, out with ObamaCare. "Health care is more than just one-sixth of the American economy. It is a source of well-being for individuals and families. We are blessed with much that is good in American health care. But we have taken a turn for the worse with ObamaCare, with its high taxes and vastly expanded federal control over our lives. I believe the better course is to empower...