Amazon opens a grocery store with no checkout line

NEW YORK — Amazon has gone after book stores, retail chains and electronics shops. Now it’s taking on grocery stores, with a twist. Amazon unveiled in a video a new physical store on Monday that sells a mix of “grocery essentials” and ready-made meals. But the key selling point is what it doesn’t have: checkout lines. The video shows how customers check in at the entrance of the store with a new app called Amazon Go, then grab whatever items […]