Baby got back: 2019 Audi RS 5 Sportback debuts in New York

As much as we love Audi Sport's latest RS 5 coupe, the car's two-door body is definitely a limiting factor. Which coupe owner doesn't feel a tinge of pain folding down the front seats whenever friends or family, muddy shoes and all, have to climb into the back? The solution is the new RS 5 Sportback revealed on Wednesday at the 2018 New York auto...