Workers Worried Retailers Ditching Masks on Vaccine Honor System

As Walmart Inc. and a handful of major retailers dropped mask requirements in their stores, some frontline workers are pushing back on concerns that the new policy will bring them greater health and safety risks.

The world’s largest retailer, along with Costco Wholesale Corp. and Trader Joe’s, were among the first companies to ease their mask policy for vaccinated shoppers following a recommendation by the U.S. Centers for Disease Control and Prevention.

Food and grocery workers are concerned that the rule change, which largely relies on a vaccination honor system, brings them greater health and safety risk.

“Essential workers are ...