Here's how Kroger is using robots to get groceries to customers' doors

"Kroger is opening automated warehouses across the country with U.K.-based Ocado to build a larger and more profitable online grocery business. Inside of its giant sheds, robots help retrieve totes of items such as bananas, milk, meat and more to speed up fulfillment of customers’ grocery orders. A fleet of delivery drivers drop off bagged groceries at customers’ doors."