NASCAR Cup driver Greg Biffle signs an autograph for a soldier at Walter Reed Army Medical Center's Military Advance Training Center in Washington last week. The session was part of NASCAR's annual visit to the facility to salute the efforts of U.S. troops.

Laps led by Matt Kenseth in last week's race at Dover International Speedway, the most of any driver.

14

Career Cup victories by Greg Biffle (right) after last week's race at Dover.

9

Fewest drivers on the lead lap at the finish of a Cup race at Kansas Speedway (2002).

4

Victories by Chevrolet at Kansas, tops among manufacturers.