The founder of Shake Shack, Danny Meyer, said his Union Square Hospitality Group will require indoor diners and drinkers at its restaurants to show that they’ve been vaccinated against COVID-19. Employees will also have to get the vaccine, Meyer said, although he didn’t say whether they would be fired or be forced to wear masks….

The founder of Shake Shack, Danny Meyer, said his Union Square Hospitality Group will require indoor diners and drinkers at its restaurants to show that they’ve been vaccinated against COVID-19. Employees will also have to get the vaccine, Meyer said, although he didn’t say whether they would be fired or be forced to wear masks….