Alexandr Dolgopolov has defeated Tomas Berdych in straight sets to make it through to the Cincinnati Open semi-finals.
The Ukrainian qualifier needed just one break of serve during the opening set to take it 6-4.
World number 66 Dolgopolov was even more dominant in the second as he finished off the sixth seed 6-4 6-2.
Dolgopolov will face world number one Novak Djokovic in the last four of the tournament.
| ATP Rankings | Points | ||
| 1 |  | Novak Djokovic | 16,540 |
| 2 |  | Andy Murray | 8,370 |
| 3 |  | Roger Federer | 7,695 |
| 4 | | Stanislas Wawrinka | 6,405 |
| 5 |  | Rafael Nadal | 4,990 |
| 6 |  | Kei Nishikori | 4,070 |
| 7 |  | Tomas Berdych | 3,810 |
| 8 | | David Ferrer | 3,505 |
| 9 |  | Jo-Wilfried Tsonga | 3,130 |
| 10 | | Richard Gasquet | 2,795 |
| 11 |  | Marin Cilic | 2,725 |
| 12 |  | Milos Raonic | 2,650 |
| 13 |  | John Isner | 2,585 |
| 14 |  | Dominic Thiem | 2,510 |
| 15 |  | David Goffin | 2,290 |
| 16 | | Gael Monfils | 2,130 |
| 17 |  | Kevin Anderson | 2,020 |
| 18 | | Roberto Bautista Agut | 1,935 |
| 19 | | Gilles Simon | 1,810 |
| 20 |  | Bernard Tomic | 1,670 |
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