Denny Hamlin runs 16 laps at Talladega - Article Photos 1/7

NASCAR Sprint Cup Series driver Denny Hamlin sits in his car as he waits for a practice session to begin at the Talladega Superspeedway in Talladega, Ala., Friday, May 3, 2013. Hamlin was back in the race car for the first time since suffering a compression fracture of a vertebra in his lower back in a last-lap crash at California on March 24.(AP Photo/Rainier Ehrhardt)