Rafael Nadal feels fit for U.S. Open after returning from knee injury . I won in Cincinnati Spaniard aims to seal career grand slam with victory at Flushing Meadows . Roger Federer is in good form after winning key hard-court warm up event . Djokovic wins first title of season and third on clay since Wimbledon triumph over Andy Murray last month.
Rafael Nadal feels fit for U.S. Open after returning from knee injury . Spaniard aims to seal career grand slam with victory at Flushing Meadows . Roger Federer is in good form after winning key hard-court warm up event . Djokovic wins first title of season and third on clay since Wimbledon triumph over Andy Murray last month.