Daniel Nestor and Nenad Zimonjic won the doubles titles at the ATP World Tour Finals in their final match together. The Canadian and Serb claimed the title by beating Mahesh Bhupathi of India and Max Mirnyi of Belarus 7-6 (6), 6-4 Sunday at the O2 Arena. The pair, who also won the title in 2008 and earned the French Open doubles title this year, announced in October that they would part ways after... More...