Korean Grand Prix - first practice highlights
McLaren's Lewis Hamilton heads Ferrari's Fernando Alonso following the first practice session for the Korean Grand Prix.
Hamilton beat the world championship leader by 0.302 seconds, with Red Bull's Mark Webber third-quickest and Alonso's team-mate Felipe Massa fourth.
It is Formula 1's third visit to the 5.6km Korea International Circuit, with title-chasing pair Alonso and Sebastian Vettel victorious in 2010 and 2011 respectively.
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