TEXAS, USA - McLaren's Lewis Hamilton earns his fourth victory of the 2012 season with a fantastic win at the United States grand prix. The win at the Circuit of the Americas marks the McLaren ace's second win in the US since Indianapolis in 2007.Red Bull's Sebastian Vettel held onto first place throughout the race but was eventually trounced on lap 42 by Hamilton. It wasn't easy for Hamilton who managed to finish the race a mere 0.6 seconds ahead of Vettel.CONSTRUCTORS' CHAMPIONSHIPInterviewed by the 1978 world champion, American Mario Andretti, Hamilton said: "First-time winner! I'm so happy. The fans were amazing, thank you. It was such a warm welcome and one of the best, if not the best, race of 2012 - especially for me and the team."It's been a long time since we had a win. I'm so proud of the team and grateful for the support we've had."Vettel said: "He had one chance and he took it. It was a tough race, but it was a great race."Vettel, who leads the drivers standings with 273 points from Alonso on 260, is seeking to become Formula 1's youngest ever triple world champion at the Brazilian Grand Prix.Ferrari's Fernando Alonso managed to fight his way to third place from seventh followed by team mate Felipe Massa in fourth. The F1 title fight will go down to the wire at the Brazilian Grand Prix on November 25. The Drivers' title may be undecided but Red Bull have managed to wrap up the Constructors' championship.Result from the 2012 United States Grand Prix at Circuit of the Americas:1 Lewis Hamilton (Britain) McLaren 1hour35min55.269 2 Sebastian Vettel (Germany) Red Bull +00min00.675 3 Fernando Alonso (Spain) Ferrari 00min39.229 4 Felipe Massa (Brazil) Ferrari 00min46.013 5 Jenson Button (Britain) McLaren 00min56.432 6 Kimi Raikkonen (Finland) Lotus 01min04.425 7 Romain Grosjean (France) Lotus 01min10.313 8 Nico Hulkenberg (Germany) Force India 01min13.792 9 Pastor Maldonado (Venezuela) Williams 01min14.525 10 Bruno Senna (Brazil) Williams 01min15.133 11 Sergio Perez (Mexico) Sauber - Ferrari 01min24.341 12 Daniel Ricciardo (Australia) Toro Rosso 01min24.87113 Nico Rosberg (Germany) Mercedes 01min25.510 14 Kamui Kobayashi (Japan) Sauber - Ferrari 1 lap 15 Paul Di Resta (Britain) Force India 1 lap 16 Michael Schumacher (Germany) Mercedes 1 lap 17 Vitaly Petrov (Russia) Caterham 1 lap18 Heikki Kovalainen (Finland) Caterham 1 lap 19 Timo Glock (Germany) Marussia 1 lap 20 Charles Pic (France) Marussia 2 laps 21 Pedro de la Rosa (Spain) HRT 2 laps 22 Narain Karthikeyan (India) HRT 2 laps Retired Mark Webber (Australia) Red Bull 40 laps Retired Jean-Eric Vergne (France) Toro Rosso - Ferrari 42 laps Fastest Lap: Sebastian Vettel,1min39.347, lap 56. QualifyingThird practiceSecond practiceFirst practiceStay with Wheels24 for the US GP weekend.