NASCAR Sprint Cup Series: Chad Knaus (USA), crew chief of Jimmie Johnson (USA) Lowe's Chevrolet. Daytona 500 Practice, Daytona, USA, 9 February 2009.
Chad Knaus (USA), crew chief of Jimmie Johnson (USA) Lowe's Chevrolet.
Daytona 500 Practice, Daytona, USA, 9 February 2009.