Novak Djokovic was a player on the mission since the second part of 2006, improving his ranking and finishing the season just outside the top-15. Novak conquered Adelaide at the beginning of 2007 and reached the Australian Open fourth round.Roger Federer beat the youngster in straight sets, and the Serb finally took one away from the Swiss in Dubai before losing in three sets. Djokovic gained a boost ahead of Indian Wells and presented his A-game in the desert to advance into the final without losing a set.Novak had some issues against Robby Ginepri in the second round and scored three more wins to find himself in the semis. Djokovic took down his coeval Andy Murray 6-2, 6-3 in 63 minutes in a battle for the final. Murray twisted his ankle against To …