Djokovic keeps up perfect 2011

World No2 Novak Djokovic upset clay court king Rafael Nadal on his favoured surface – and on home soil – to win the Madrid Open. Djokovic, unbeaten in 32 outings this year, clinched his sixth title of 2011 with a 6-4, 7-5 triumph to end the world No1’s 37-match winning streak on clay.