'Just wear a mask and don't tell anyone': Workplaces are filling up with sick employees

Maria Bernal, an employee at a Jack in the Box in Folsom, California, couldn't read the orders popping up on her screen. Her vision was blurry, her hands shook from chills and her head felt heavy.

A pharmacist told her she probably had COVID-19. When she told her boss, the manager told Bernal to keep working.