The Serbian is once again knocking on the door of his #25 Grand Slam, although he still needs to tackle the toughest part: "These two days are key to arriving fresh enough".
The American bid farewell to the US Open in the quarterfinals, assessing his performance and also that of his rival, a Novak who dominates him head-to-head by 11-0.
The Czech player has reached the quarterfinals of the US Open with 12 sets under her belt: "I am fighting hard every day out there, especially with the heat".
