13 November 2011 Last updated at 15:51

Sebastian Vettel baffled by first lap puncture

World champion Sebastian Vettel can't explain the puncture to the rear right tyre of his Red Bull car that ended his race on the first lap at the Yas Marina circuit in Abu Dhabi .

The 24-year-old German was leading from eventual winner Lewis Hamilton when the tyre failed at the second corner, causing his car to spin.

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