Red Bull's Sebastian Vettel and seven-time Formula One world champion Michael Schumacher proved a winning combination during the first day of action at this year's Race of Champions (ROC) event in Beijing on Tuesday. The duo clinched their third successive Nations Cup victory for Germany in the Chinese city's spectacular Bird's Nest stadium, after beating the Team GB pairing of new Formula One world champion Jenson Button and World Touring Car champion Andy Priaulx in the finals...