Mercedes CLA revealed; World's most in-depth test of the new Volkswagen Golf; Quickest-ever Polo uncovered; £25k used car buying challenge; 174mph Audi RS7
Autosport International, the biggest racing car show in the UK, is underway at Birmingham's National Exhbibition Centre; Autocar was there to soak up the atmosphere
The third-generation Seat Leon has been unveiled in five-door form; sporty three-door and practical estate variants will follow. Prices start at £15,670