Read the news story and John's blog as it happened.
Henry Catchpole sneaks around the pits here.
Rocketeer Mazda MX-5 review - the 340bhp V6 sports car you never knew you needed
Theon Design Porsche 911 review – twice a GT3 RS's price, but twice the car?
The surprising 1990s sports car that matches a brand new £100k Morgan for joy