Eat more cheese: It's good for you and can even help you lose weight. That's the message coming from one wing of the U.S. Department of Agriculture. Eat LESS cheese: It's high in saturated fat — and we eat too much of it. That's the message coming from another wing of that very same government agency. NPR's Melissa Block talks to New York Times reporter Michael Moss, who has written about this contradictory message.