Red Bull's Mark Webber dismisses rumours he has agreed a move to sportscars for next year and hinted he wants to stay in Formula 1.

Webber says he is still very much hooked on the "drug" that is driving an F1 car, but admits the new tyres have made things more challenging.

Red Bull team principal Christian Horner also plays down speculation that Kimi Raikkonen is to join the team in 2014.

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