Supermarket workers’ grim reality: Not enough cash for lunch, wearing diapers in lieu of breaks

Since the post-war years and the exodus to the suburbs, the supermarket has become a beloved and necessary staple of American life, offering up fresh food, convenience and cheery customer service.

But all is not well amidst the fluorescent lights, produce misters and Muzak, Ann Larson writes in her new book, “Cleanup on Aisle Five,...