TENNIS-MEN/ARGENTINA (PIX):Tennis-Dolgopolov upsets Nishikori to win Argentina Open

TENNIS-MEN-ARGENTINA:Nishikori battles through to Argentina final

TENNIS-MEN/ARGENTINA:Tennis-Nishikori battles through to Argentina final

TENNIS-BRISBANE:Nadal beats Dolgopolov on return to action in Brisbane

TENNIS-BRISBANE/:Tennis-Nadal beats Dolgopolov on return to action in Brisbane

TENNIS-MEN/OPEN-RESULTS (UPDATE 16):UPDATE 16-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 15):UPDATE 15-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 14):UPDATE 14-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 13):UPDATE 13-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 12):UPDATE 12-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 11):UPDATE 11-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 10):UPDATE 10-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 9):UPDATE 9-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 8):UPDATE 8-Tennis-U.S. Open men's singles round 1 results

TENNIS-MEN/OPEN-RESULTS (UPDATE 7):UPDATE 7-Tennis-U.S. Open men's singles round 1 results

Novak Djokovic, who is struggling to maintain his form, faced Roger Federer , who has been in commendable form since January, for the 33rd ...

The world number one had struggled past Radek Stepanek in his first match and was a long way from his best against in-form 28th seed Dolgop...