Apr 3, 2008 - On a spring day at a speedway in the South, John McCain posed with his wife, Cindy, and racing star Dale Earnhardt Jr., highlighting the couple's political and business interests in a single snapshot.

McCain served as honorary starter of the NASCAR race that weekend in Charlotte, N.C. Earnhardt drove the Budweiser car, painted military camouflage, rather than its trademark red, to honor the…