Shoppers are once <a href=”https://www.cnn.com/2020/03/09/health/toilet-paper-shortages-novel-coronavirus-trnd/index.html” target=”_blank”>again</a> loading up on paper goods and cleaning supplies in areas of the United States hard hit by rising coronavirus <a href=”https://www.cnn.com/world/live-news/coronavirus-pandemic-11-17-20-intl/index.html” target=”_blank”>infections</a>, leading to empty shelves at some Walmart stores.

Officials at Walmart, the largest retailer in the country, said Tuesday that supply chains