Winning a “Genius Grant”

Imagine getting a call telling you that a private foundation admires your work - and you're admired so much that the foundation is giving you $500,000 to keep working, no strings attached. University of Illinois chemistry professor Todd Martinez (left) got that call last week - and today Martinez is being announced as one of 25 recipients of the half-million dollar MacArthur Fellowship grants. AM 580's Tom Rogers talked to him.