President Barack Obama and Republican Mitt Romney are accusing each other of trying to slash Medicare and put seniors at risk. But the counter-intuitive finding from the report is that deep cuts are possible without rationing, and a leaner system may even produce better quality. The U.S. health-care system squanders $750 billion a year — roughly 30 cents of every medical dollar — through unneeded care, byzantine paperwork, fraud and other waste, the influential Institute of Medicine said Thursday in a report that ties directly into the country’s presidential campaign according to a post at CBS News