5 major food companies agree to snack guidelines that would ban Snickers Snacks sold in schools will have less fat, sugar and salt under the latest crackdown on junk food won by former President Clinton. Just five months after a similar agreement targeting the sale of sodas in schools, Clinton and the American Heart Association announced a deal Friday with several major food companies to make school snacks healthier — the latest assault on the nation’s childhood obesity epidemic. “This is voluntary,” Clinton said. “They don’t have to do it. But they recognize the challenge we face, and they are...