Woods was also runner-up behind Trevor Immelman at the 2008 Masters, albeit a distant three strokes behind the South African after a final round devoid of much competitive drama at Augusta National. And in the three months in between the Masters and US Open, Woods did not play at all after undergoing surgery on his left knee shortly after leaving Augusta. "There are only six. It keeps me happy, very motivated to be one of the six undisputed champions of the world." Djokovic, who is aiming to match Roger Federer's record haul of six season-ending titles, won a tight opening set before cruising through the second to seal a 7-6 (7-4) 6-2 win over the Norwegian rookie.Bravissimo 👏@DjokerNole & Sky Sports - on the go! Available to download now on -iPhone & iPadandAndroid©2021 Sky UKRugby Union