12 October 2012 Last updated at 18:48

Inside F1 from the Korean Grand Prix

Lee McKenzie is joined by Eddie Jordan and Gary Anderson to look at the main contenders for the drivers' championship as Formula 1 reaches the business end of the season.

In second practice in Yeongam on Friday, Sebastian Vettel topped the timesheets, just ahead of team-mate Mark Webber with Ferrari's Fernando Alonso third fastest.

You can watch Inside F1 on Friday at 18:45 BST and Saturday at 19:45 BST on each race weekend on the BBC News Channel and on the BBC Sport website.

Available to UK users only