Dale Earnhardt Jr. cools himself after winning the LifeLock 400 at Michigan International Speedway.
Dale Earnhardt Jr. cools himself after winning the LifeLock 400 at Michigan International Speedway.
Dale Earnhardt Jr. cools himself after winning the LifeLock 400 at Michigan International Speedway.

NASCAR drivers coping with 140-degree heat

June 19, 2008 12:58 AM