F1's great final-day showdowns
- From the section Formula 1
BBC Sport takes a look at some of Formula 1's most memorable final-day showdowns over the years, as excitement builds for the 2012 season finale on Sunday.
Red Bull's Sebastian Vettel heads into this weekend's Brazilian Grand Prix with a 13-point lead over Ferrari's Fernando Alonso, with both drivers vying to win their third world championship.
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