Educational Innovator Salman Khan

You may have seen the recent 60 Minutes piece about innovator Salman Khan and his Khan Academy, the online site dedicated to providing a free, world-class education to anyone, anywhere. He shares his vision about an education free of state mandates and lengthy lectures in his just released the book One World Schoolhouse: Education Reimagined, and he joins Ann Thompson on the phone to discuss his successes thus far, and what will be coming next.