What follows is an infuriating, fascinating and beautifully told account of how plant employees tried to raise alarms about what they suspected was a covid-19 outbreak at their workplace. The state refused to help them. Agri Star's owner denied there was a problem at his plant. It took a geneticist-turned-disease detective named Paraic Kenny to piece the mystery together, mapping every case in Postville on a corkboard and finally concluding, that the plant was the epicenter of a deadly outbreak