Question: The 2010 Kobalt Tools 500 was a NASCAR Sprint Cup Series race held at Atlanta Motor Speedway in Hampton, Georgia on March 7, 2010, during the race,  Brad Keselowski and who collided, sending Keselowski airborne, subsequently crashing on his side door, who is the retired American professional stock car racing driver, born on August 15, 1979?
Sentence (from "2010 Kobalt Tools 500 (Atlanta)"): The race had 13 different leaders, 33 lead changes, and 10 cautions.
Relevant evidence: No