 Complete the following phrase:  In the mens doubles, American twins Bob and Mike Bryan won the sixth Grand Slam title of their careers, and their second at the US Open, having last won in 2005. They beat the pairing of Lukáš Dlouhý and Leander Paes, 765, 7610. Dlouhy and Paes, who were the number seven seeds, were playing in only their sixth tournament as a team. Of the sixteen seeds, the Bryans and the Dlouhy-Paes combination were the only ones to make it as far as the quarterfinal stage. In the final itself, the Bryans had to come back from being a break down in the first set, before winning it in the tiebreak. In the second set, the teams traded breaks, before the Bryans came through a longer tiebreak. The pair came into the event having won the 