Read the news story and John's blog as it happened.
Henry Catchpole sneaks around the pits here.
New Maserati GranTurismo revealed – GT car updated to face Aston Martin DB12 S and Ferrari Amalfi
Why the ‘experts’ are completely wrong about buying a second-hand car
The Maserati Grecale gains a six-cylinder variant to rival Porsche’s Macan S