Secretary Rumsfeld shares a laugh with Tony Stewart. Secretary of Defense Donald H. Rumsfeld shares a laugh with Tony Stewart, driver of the number 20 Home Depot Chevrolet, before the start of the Pepsi 400 at the Daytona International Speedway, Fla., July 2, 2005. Rumsfeld served as the as the Grand Marshal of the 47th running of the Pepsi 400 and met with NASCAR fans, drivers and their pit crews as he toured the infield before the race. Stewart earned the pole position for the race. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 502578-D-APF06-052.jpg Photo Gallery