How safe is the US food supply?

Apple sauce containing lead. Onions carrying E. coli. Deli meat spreading listeria. The past year has seen alert after alert from US public health officials warning of contamination in the food supply, both in packaged and prepared foods. Going to the grocery store – or even out to eat – has seemingly become a real gamble.

But lately, much of the public worry over food safety has been hijacked by Robert…