Chipotle faces uphill battle to win back reputation after E coli outbreak

Fast-food chain that built its brand on 'food with integrity' has seen its sales drop as much as 37% after more than 500 were sickened across 12 states "I don't care," Anna said, as she screwed up a brown paper bag that had contained a steak and black bean Chipotle burrito. Related: Chipotle temporarily closes 43 stores amid E coli outbreak