Roger Federer

Rafael Nadal and Roger Federer renew their rivalry in the first semi-final at the ATP World Tour Finals at London's O2 Arena.

Roger Federer beats Juan Martin del Potro to reach the ATP World Tour Finals last four

Novak Djokovic is through to the semi-final while Roger Federer's hopes of a seventh title are still alive

Roger Federer takes on Richard Gasquet before Novak Djokovic and Juan Martin del Potro square off in the evening session

Novak Djokovic and Rafael Nadal both claimed victory on day two of the ATP World Tour Finals

World No.1 Rafael Nadal faces Spanish compatriot David Ferrer before defending champions Novak Djokovic takes on Roger Federer

Roger Federer booked his place in the ATP Tour Finals in London after beating Kevin Anderson in straight sets in Paris.

Juan Martin del Potro books his place in London after defeating Federer in Basel

Andy Murray becomes first British man to win Grand Slam title for more than 75 years with five-set victory at Flushing Meadows.

Djokovic joins Nadal, Roger Federer, Pete Sampras and Rod Laver to three straight Grand Slams.

World No.1 Novak Djokovic is defending his title against Rafael Nadal.

Wives and girlfriends of many players have been on the sidelines of the Australian Open 2012.

World number two Rafael Nadal and arch rival Roger Federer are on course to meet in the semifinals of the Australian Open, after both put in a strong showing to progress to the fourth round of the tournament.