Nicolas Almagro defeats Juan Martin del Potro to win World Tennis Tournament in Rotterdam . World No . Of his opponent , who beat him in the 2009 U.S. Open final , Federer said : `` Juan Martin had a great week . 3 beats Argentinian 6-1 6-4 in only 28 minutes to seal victory . It is ATP 's second Rotterdam title , seven years after second triumph . Spain 's Nicolas Almagro defends Brazil Open title beating Italy 's Juan Martin del Potro .
Nicolas Almagro defeats Juan Martin del Potro to win World Tennis Tournament in Rotterdam . World No . 3 beats Argentinian 6-1 6-4 in only 28 minutes to seal victory . It is ATP 's second Rotterdam title , seven years after second triumph . Spain 's Nicolas Almagro defends Brazil Open title beating Italy 's Juan Martin del Potro .