Top seed Roger Federer reached the US Open fourth round on Saturday with a 6-3, 6-4, 6-4 win over Spanish 25th seed Fernando Verdasco.

Federer, the five-time champion in New York, next faces either A

British teen Laura Robson ousted Chinese ninth seed Li Na from the US Open on Friday to book a fourth-round showdown against defending champion Samantha Stosur at the year's last Grand Slam event.

Ro

Defending champions Novak Djokovic and Samantha Stosur advanced in straight sets Friday at the US Open.

Serbian second seed Djokovic overwhelmed Brazil's Rogerio Dutra Silva 6-2, 6-1, 6-2, never faci

Andy Roddick served notice he will not go gently into retirement, blasting into the third round of the US Open on Friday by dispatching Australian teen Bernard Tomic 6-3, 6-4, 6-0 in only 87 minutes.

French fifth seed Jo-Wilfried Tsonga became the first major casualty of the US Open on Thursday while women's second seed Agnieszka Radwanska teetered on the brink before staging a dramatic comeback.

Former world number one Andy Roddick will retire after this year's US Open, the American star announced on Thursday, the day of his 30th birthday.

Roddick won the US Open in 2003 but never managed to

Top seed and five-time champion Roger Federer reached the US Open third round on Thursday with an easy 6-2, 6-3, 6-2 win over Germany's Bjorn Phau.

World number one Federer will tackle Spain's Fernan

British teen Laura Robson ended the singles career of three-time US Open champion Kim Clijsters on Wednesday with an emotional 7-6 (7/4), 7-6 (7/5) victory in the second round of the US Open.

Clijste

Britain's Andy Murray backed compatriot Laura Robson to reach the top of the sport after the teenager's stunning US Open victory over three-time champion Kim Clijsters.

Robson, 18, the youngest playe

Sania Mirza entered the mixed doubles second round with a new partner, but the Mahesh Bhupahti-Rohan Bopanna combo made a shock first-round exit from the men's doubles event of the US Open here.

Sani