Progress in curbing childhood obesity, but not for all

Efforts to combat childhood obesity in the U.S. in recent years have started to show results. But while rates are falling, they remain high. The Robert Wood Johnson Foundation has announced a new $500 million investment in fighting the epidemic, bringing its commitment so far to $1 billion. Jeffrey Brown learns more from Risa Lavizzo-Mourey, president and CEO of the Robert Wood Johnson Foundation.