"If you like your health insurance you can keep it," Barack Obama promised the voters on many occasions. About 20,000 part-time employees of Home Depot recently found out how false that promise is. The company announced that it is ending its health insurance coverage for its employees and sending them to the new health insurance exchanges. They will be joined by employees of McDonald's, Disney, CVS Caremark, Staples, Blockbuster, and many others. A lot of these employers have mini med plans with limited coverage. McDonald's, for example, has a plan that limits health insurance benefit to $2,000 but gives employees...