Good morning and welcome to our live text commentary of second-seed Roger Federer's quarter-final encounter with the fifth-seeded Robin Soderling! The conditions are absolutely abysmal on Arthur Ashe at the moment, with a swirling wind whipping the ball all over the place. Can the five-time US Open champion Federer use that to his advantage? Or will Soderling repeat his French Open feat and beat the Swiss maestro again this year?