Spa-Francorchamps

Technicians check tyres at the paddock, ahead of the Belgian Formula One Grand Prix in Spa-Francorchamps, Belgium, Thursday, Aug. 22, 2013. (AP Photo/Yves Logghe)

Yves Logghe/AP

Technicians check tyres at the paddock, ahead of the Belgian Formula One Grand Prix in Spa-Francorchamps, Belgium on Thursday.