Social distancing and wearing a face mask have become a norm in the age of CoronaVirus.
However, there are still some Americans who refuse to protect themselves and others.
Business Insider reports that retailers across the country are having a hard time making their customers wear masks.
A Costco worker is being praised online after he asked a customer who refused to wear a mask to leave the store.
As of May 4, Costco has required all shoppers to wear masks while in its stores.