Romain Grosjean (left) and Adam Khan (right) test Renault F1 cars on a closed highway in the desert in Dubai on April 9, 2009. The testing was part of the Renault F1 Roadshow taking place in Dubai. (REUTERS/ Eric Vargiolu)

Romain Grosjean (left) and Adam Khan (right) test Renault F1 cars on a closed highway in the desert in Dubai on April 9, 2009. The testing was part of the Renault F1 Roadshow taking place in Dubai. (REUTERS/ Eric Vargiolu)