Rafael Nadal retains top spot in the men's ATP tennis rankings, with leading places unchanged following Davis Cup action.
Spaniard Nadal has 8,760 points to lead Roger Federer of Switzerland (6,900) and US Open winnerNovak Djokovic of Serbia (6,445).
ATP top 10 as of September 17 (previous ranking in parenthesis):
1. (1) Rafael Nadal, Spain, 8,760 points 2. (2) Roger Federer, Switzerland, 6,900 3. (3) Novak Djokovic, Serbia, 6,445 4. (4) Juan Martin del Potro, Argentina, 5,980 5. (5) Alexander Zverev, Germany, 4,890 6. (6) Marin Cilic, Croatia, 4,715 7. (7) Grigor Dimitrov, Bulgaria, 3,755 8. (8) Dominic Thiem, Austria, 3,665 9. (9) Kevin Anderson, South Africa, 3,595 10. (10) John Isner, United States, 3,470.