Walmart (WMT) will require all customers and employees to wear face masks at all of its locations beginning July 20, as the U.S.’s surging COVID-19 diagnoses feed a groundswell of support for face ...

Shoppers who are vaccinated against Covid-19 can shop without masks in some Walmart, Sam's Club and Costco locations as well as at Trader Joe's, the companies said in separate announcements Friday.

Several of America's largest retailers have announced that they will begin requiring all customers to wear masks or face coverings when entering their stores. The Centers for Disease Control and ...