Chase driver Dale Earnhardt Jr. hit the wall on lap 70 at Charlotte on Sunday, leaving him one lap behind the field in the opening race of the second round of NASCAR's playoffs. Earnhardt was running in the top 10 when Carl Edwards tapped his rear bumper, forcing him into the wall. Earnhardt remained on the track for five laps before his right front tire went down, bringing out the caution and causing him to pit. More...