a few large companies are actually on a hiring spree

At a time when millions of Americans have lost their jobs at restaurants, hotels and airlines, a few large companies are actually on a hiring spree. People still need food and medicines, after all. Supermarkets such as Kroger and Albertsons, pharmacies like CVS and Walgreens, convenience and discount stores like Dollar General and 7-Eleven, and retail giants like Amazon and Walmart are adding thousands of workers around the country.