Ralphs supermarket cashier Christine Smith finds herself flinching every time someone buys cough medicine. “The company executives, they have their nice offices or they can work from home,” she says. “We don’t have that option. … And without us, they wouldn’t have a company.”

Ralphs supermarket cashier Christine Smith finds herself flinching every time someone buys cough medicine. “The company executives, they have their nice offices or they can work from home,” she says. “We don’t have that option. … And without us, they wouldn’t have a company.”