Denny Hamlin, who has missed the last three Sprint Cup Series races with a fractured L1 vertebra, tweeted that he wouldn’t race in the Toyota Owner’s 400 at Richmond International Raceway:
Unfortunately I won’t be racing this weekend at Richmond. It kills me to not be in the car for my team and… twitpl.us/t/9JT 
— Denny Hamlin (@dennyhamlin) April 24, 2013 
Hamlin had hoped to be back in the car at Richmond.
Denny Hamlin and Joey Logano got together while racing for the win in the Auto Club 400 at Auto Club Speedway. Hamlin’s car made hard contact with the inside wall.
Tests revelealed a fractured L1 vertebra that could sideline Hamlin for up to six weeks. Mark Martin and Brian Vickers have filled in for Hamlin in Joe Gibbs Racing’s No. 11 Toyota.