 Mass market brands are topping luxury brands in a new measurement of quality in new cars and trucks. Auto correspondent Jeff Gilbert has more from Detroit. Ram tops J.D. Power's initial quality rankings, followed closely by Chevrolet, Hyundai, and Kia. Premium brands like Audi and Volvo were near the bottom. Power's Frank Hanley says it's mostly buggy technology. There's a lot more opportunity for premiums.