World Champion Sebastian Vettel has won his 10th race of the season in Korea, one week after retaining his title in Japan.
Ferrari's Fernando Alonso, who was eight points behind second-place overall Jenson Button going in, was unable to capitalise on the McLaren star's fourth-place finish. Finishing in fifth, the Spaniard allowed Button to extend his lead to 10 points.
Vettel's Red Bull teammate Mark Webber finished in third, taking the final spot on the podium behind McLaren's Lewis Hamilton, who began in pole position.