Read the news story and John's blog as it happened.
Henry Catchpole sneaks around the pits here.
Manthey Porsche 911 GT3 RS Nürburgring lap proves 1250bhp isn’t enough
The BMW Z8’s last chance at redemption – car pictures of the week
Toyota GT86 review (2012 - 2021) – a flawed but fun and affordable Japanese sports car