Five-time champion Roger Federer produces a stunning display to beat Robin Soderling and reach the semi-finals of the US Open.

Top seed Caroline Wozniacki remains on track for a first Grand Slam title after beating Slovakia's Dominika Cibulkova in the US Open quarter-finals.

Novak Djokovic makes short work of Gael Monfils to reach the semi-finals of the US Open for the fourth year running.

Roger Federer beats Robin Soderling in the US Open quarter-finals after earlier wins for Caroline Wozniacki and Novak Djokovic.

Rafael Nadal beats Feliciano Lopez in straight sets to reach the US Open quarter-finals.

Kim Clijsters and Venus Williams with their quarter-final matches to set up a semi-final at the US Open.

Laura Robson eases into the last 16 of the girls' singles at the US Open after a straight-sets win.

Rafael Nadal beats Feliciano Lopez in the US Open night session after Kim Clijsters and Venus Williams reach the semi-finals.

Roger Federer continues his smooth progress through the US Open draw with a straight-sets win over Jurgen Melzer in round four.

Top seed Caroline Wozniacki beats former champion Maria Sharapova to reach the quarter-finals of the US Open.

Britain's Laura Robson cruises into the next round ofthe junior US Open after a 6-2 6-1 win over Anna Karolina Schmiedlova.

Roger Federer beats Jurgen Melzer in the US Open night session after Caroline Wozniacki sees off Maria Sharapova.

Andy Murray is at a loss to explain the physical problems behind his surprise defeat by Stanislas Wawrinka in the third round of the US Open.

Top seed Rafael Nadal eases into the US Open fourth round with a 6-4 6-4 6-2 victory over Gilles Simon after wins for Fernando Verdasco and Sam Querrey.

Patrick McEnroe is to step down as US Davis Cup captain after their play-off against Colombia later this month.