Defending champion Novak Djokovic stormed into a sixth successive US Open semi-final on Thursday with a breathtaking 6-2, 7-6 (7/3), 6-4 demolition of 2009 winner Juan Martin Del Potro.

The second-se

American 20th seed Andy Roddick delayed his retirement by advancing to the fourth round of the US Open on Sunday with a 7-5, 7-6 (7/1), 4-6, 6-4 victory over Italy's Fabio Fognini.

Roddick, the 2003

Roger Federer staged a dramatic fightback to reach his first Olympic singles final with a record-breaking 3-6, 7-6 (7/5), 19-17 victory over Argentina's Juan Martin del Potro on Friday.

Wimbledon cha

Argentina's Juan Martin Del Potro has dropped out of the Top 10 in the latest ATP rankings released on Monday, swapping places with American John Isner.

Both men played key roles in their countries'

Roger Federer grabbed his second title at the ABN AMRO World Tennis Tournament in Rotterdam after beating Argentine Juan Martin Del Potro 6-1, 6-4 in the final Sunday.

The match was a replay of the 2

Unruffled Roger Federer brushed aside the challenge of Argentina's Juan Martin del Potro in straight sets on Tuesday to become the first man through to the Australian Open semi-finals.

Federer, who a

Roger Federer will have no time for ceremony when he walks out for his 1,000th match on Tuesday, with dangerman Juan Martin del Potro posing his first real test of the Australian Open.

While all the