Juan Martin del Potro has beaten Nicolas Almagro at the Western and Southern Open . Wimbledon semifinalist Wimbledon defeated Roger Federer Cilic . In an all-Spanish encounter , ninth seed Nicolas Almagro advanced at the expense of Albert Montanes with a 7-6 ( 7-5 ) 6-4 triumph . There were also wins for Juan Martin del Potro and Viktor Troicki .
Juan Martin del Potro has beaten Nicolas Almagro at the Western and Southern Open . Wimbledon semifinalist Wimbledon defeated Roger Federer Cilic . There were also wins for Juan Martin del Potro and Viktor Troicki .