A new car shouldn't have problems when you’ve owned it for less than a month. Yet Consumer Reports' brand-new $127,000 Tesla Model S P85 D, with the fancy retractable door handles refused to let us in, effectively rendering the car undriveable. After we’d owned the P85 D for a mere 27 days, with just over 2,300 miles on the odometer, the driver-side door handle failed. The door handles in the Model S retract electrically so they rest flush with the sides of the car when they’re not in use. Walk up to the car with the key fob in your...