I'm Not Going to Play Devil's Advocate in the Bad Way

CNN's John Sutter talks to Dr. Sanjay Gupta about the impact of cutting-edge research into lifespan and other issues. He says it can lead to breakthroughs in so many different types of medicine, but only for a subset of people. "These breakthroughs in science don't trickle down to something that if you're not loaded you can't afford," he says.