Roger Federer wins the Masters 1000 tournament in Columbus , Ohio . Federer breezed through the opening set , but encountered more resistance in the second , having to save a set point as he served at 4-5 down . World number one beats Novak ##ović in straight sets in Sunday 's final . Federer bidding for third straight grand slam title at US Open next week .
Roger Federer wins the Masters 1000 tournament in Columbus , Ohio . World number one beats Novak ##ović in straight sets in Sunday 's final . Federer bidding for third straight grand slam title at US Open next week .