Opponents of President Barack Obama's healthcare law have been predicting dire consequences for seniors on Medicare ever since the legislation was signed last year. The warnings are mostly political spin, but there could be real problems if the U.S. Supreme Court strikes down the Affordable Care Act this month. The ACA, a cornerstone of President Obama's healthcare plan, would extend health insurance to an additional 23 million Americans by 2019. But it's run into significant roadblocks as opponents argue that key components are un-Constitutional.
