What’s behind the wave of egg recalls — and why it’s not slowing down

Six million eggs are off shelves and counting. The reason has less to do with farms gone wrong and more to do with science catching up.

Breakfast has started to get a little riskier. More than six million eggs have been recalled since Sept. 29 over salmonella concerns. This week those concerns grew when the FDA expanded its earlier recall from Arkansas-based Black Sheep Egg Company and elevated the recall to Class I, which describes the highest possible risk to public health.