Hamilton has the edge

Lewis Hamilton could again prove to be a fly in the ointment ahead of this weekend's title showdown in the Brazilian Grand Prix. Although no longer involved in the championship battle, Hamilton has designs on finishing his 14-year association with McLaren with back-to-back victories after completing his final Friday practice with the team by setting the fastest times in both sessions. In Sunday's United States Grand Prix, Hamilton proved a thorn in the side of Sebastian Vettel by denying the 25-year-old a win that would have seen him take a 20-point lead over title rival Fernando Alonso. Instead, Vettel's cushion is only 13 points going into the eagerly-anticipated race at Interlagos - as one of the two will become a three-time Formula One world champion. It paves the way for further scenarios to come into play, especially if Hamilton goes out on a high with his maiden Brazilian triumph. The 27-year-old, who has decided to join Mercedes next season on a three-year contract, topped the timesheet with a lap around the undulating 4.309km track of one minute 14.026secs. Vettel, who had finished second to Hamilton in FP1 by just 0.009secs, was a little further adrift in FP2, falling...