FORMER world number one Novak Djokovic became the first player to win all nine Masters 1,000 tournaments with victory over Roger Federer in Cincinnati. The 31-year-old Serb, a five-time runner-up at the event, beat seven-time champion Federer 6-4 6-4. Wimbledon champion Djokovic had lost the Cincinnati final to the Swiss on three previous occasions. "It's a very special moment," he said. "It's the first time I get to stand with a winning trophy in Cincinnati." Victory for world number two Federer would have brought him his 99th career trophy, as well as levelling the long-time rivals' head-to-head record at 23-23. Djokovic will now look to take his form into the US Open, which starts on 27 August, having previously won…