Some of the key moments from Day Four of the Australian Open

On a day of upsets, Serena Williams came through with flying colours as she reached the third round of the

Johanna Konta prepares to take on Caroline Wozniacki in the third round at the Australian Open

Andy Murray moved into the fourth round at the Australian Open with a straight sets victory over Sam Querrey

Dan Evans beat Bernard Tomic in straight sets to reach the fourth round of the Australian Open for the first

Jewel and jade are the colours of the Australian Open for the New Balance ambassadors

World No.5 Kei Nishikori says although he is not yet feeling 100%, he should be fine for the start of

When the Australian Open gets underway on Monday, Serena Williams and Kei Nishikori will be playing with their new Wilson

Johanna Konta will arrive in Melbourne in title-winning form after beating Agnieszka Radwanska to win the Sydney International

With several features inspired from their reputable running shoes, in the new Court FF, Asics has created a lighter weight