(CNSNews.com) - President Barack Obama has justified the mandate in his health-care law that requires individuals to buy health insurance by arguing that it will eliminate free riders—that is, people who get health care (often from emergency rooms) but, lacking insurance, never pay anything back into the health-care system. "So that's why the individual mandate's important," Obama explained in a speech on Aug. 15, 2011. "Because the basic theory is, look, everybody here at some point or another is going to need medical care, and you can't be a free-rider on everybody else," said Obama. "You can't not have health...