Dale Earnhardt Jr. has opened up on the serious conversation he had with his Xfinity Series driver Sammy Smith who was involved in the Martinsville controversy.

Dale Earnhardt Jr., affectionately known as “Junior” in the NASCAR world, has had a major impact on the sport—both during his prime and even now, years after his retirement. But his two decades of racing came to a sudden halt in 2017 after a series of rough wrecks left him with a concussion.

Dale Earnhardt Jr. said he’s never been more “disappointed and frustrated” leaving a racetrack than he was this past Saturday night at Martinsville. Earnhardt took issue with the lack of respect shown between drivers during the race,