Andy Murray made it through to the semi-finals of the Valencia Open with a win against Kevin Anderson on Friday.
Stan Wawrinka is a Grand Slam champion after beating Djokovic and Nadal in Melbourne. The 2015 Australian Open will take place from 19 January to 1 February. For information visit the official Australian Open site.
Rafael Nadal has pulled out of next week's BNP Paribas Masters in Paris for 'personal reasons'.
Maria Sharapova's hopes of winning the WTA Finals and claiming No 1 both ended despite victory over Agnieszka Radwanska.
Andy Murray eased into the quarter-finals of the Valencia Open with a 6-2 6-4 victory over Fabio Fognini.
Roger Federer survived a scare to reach the quarter-finals of his home-town tournament in Basle.
Serena Williams bounced back to form in fine fashion on Thursday to boost her chances of progressing at the WTA Finals.
Andy Murray opened his Valencia Open challenge with a 6-3 6-3 win over Jurgen Melzer.
Roger Federer and Rafael Nadal enjoyed straightforward wins at the ATP Swiss Indoors on Wednesday.
Serena Williams was thrashed 6-0 6-2 by Simona Halep at the WTA Finals, equalling the worst defeat of her career.
Novak Djokovic has stated his intention to play at the Paris Masters after the birth of his son.