 Welcome back to Nashville Super Speedway. We're 23 laps into the Ally 400. Christopher Bell continues to lead Denny Hamlin. Fifth place running Tyler Reddick has started this race with a couple of problems. While he does have a fast race car in the opening laps, he has smoke coming into the cockpit. They were not sure what it was. They checked from the outside to make sure it was nothing that was coming from the tailpipe. Well, in a way it was. It was actually a little bit of rubble buildup on the headers, and that was bringing problems