A CBS News investigation uncovered massive Medicare fraud where recruiters entice seniors to submit a DNA sample for a genetic cancer risk test. Many never receive the results from these companies but their Medicare accounts are billed for thousands of dollars. In part two of this investigation, CBS News' Jim Axelrod looks at the doctors and laboratories these recruiters are partnering with to bill Medicare. According to government estimates, they are potentially siphoning hundreds of millions of taxpayer dollars from the program.
