Red Bull driver Sebastian Vettel won his sixth race of the season at the European Grand Prix on Sunday, building on his already commanding Formula One series lead. Vettel beat Fernando Alonso of Ferrari by 10.891 seconds for his second straight victory along Valencia's street circuit. It was the German's fifth win this season starting in pole and came in stifling 115-degree weather. Red Bull teammate Mark Webber was third after starting on the front row, and Lewis Hamilton was fourth. Felipe Massa of Ferrari split the McLarens after Jenson Button finished sixth. Vettel, the defending F1 champion, extended his championship lead to 77 points with his 16th career victory. He leads with 186 points, while Button and Webber are tied for second. "Fantastic race -- better than anything I could have imagined," Vettel said over his radio. Read more: http://sports.espn.go.com/rpm/racing/f1/news/story?id=6705721