 |
|
|
|
|
 |
||
|
|
||
|
Marco Andretti watches the other drivers practice for the Grand Prix of Sonoma. The drivers were broken into two groups for each of the practice sessions.
|
||
|
|
|
|
|
|
|
|
All images and photographs are property of Unit-One Studios and may not be reproduced. Any use of these images or photographs without prior written consent from Unit-One Studios is prohibited. |