How the FDA lets chemicals pour into America's food supply

Joseph Shea, who sells athletic wear in Myrtle Beach, South Carolina, wonders and worries about the food he eats.

The chemical ingredients with mystifying names. The references on product labels to unspecified natural or artificial flavors. The junk food that fits his budget but feels addictive and makes him feel unwell.

Shea, one of 1,310 people who responded to a poll the health policy research group KFF conducted on health care priorities, said he assumes the FDA is making sure the ingredients are safe.