Laura Reiley explains the kinks in the food supply chain leaving grocery shelves bare. Grocery workers share their well-founded fears with Abha Bhattarai. Erin Patrick O’Connor hears from sanitation workers on the pandemic’s front line.Read more:The industry says we have enough food. Here’s why some grocery store shelves are empty anyway.The grocery workers on the front line of the pandemic never thought of their jobs as risky. Now, they’re scared to go to work.Sanitation workers are exposed to the coronavirus every day they go to work.Follow the Post’s live coronavirus coverage here. Subscribe to The Washington Post: https://postreports.com/offer