Dale Earnhardt Jr., left, speaks with Jimmie Johnson in the garage at Las Vegas Motor Speedway on Saturday, March 7, 2015.
Dale Earnhardt Jr., left, speaks with Jimmie Johnson in the garage at Las Vegas Motor Speedway on Saturday, March 7, 2015. Robert Laberge Getty Images
Dale Earnhardt Jr., left, speaks with Jimmie Johnson in the garage at Las Vegas Motor Speedway on Saturday, March 7, 2015. Robert Laberge Getty Images

NASCAR Sprint Cup at Las Vegas | Kobalt 400 updates

March 08, 2015 10:30 AM