Nadal rides out Kyrgios challenge to reach quarter-finals ...

Juan Martin del Potro needs another knee operation ...

Tennis stars honor Kobe at Australian Open ...

Nadal vs. Kyrgios as good as it gets ...

Federer recovers from slow start to reach Melbourne quarters ...

Canada's Milos Raonic moves on to Australian Open quarterfinals ...

Coco Gauff stuns Naomi Osaka ...

Pliskova falls in stunning upset ...

Djokovic defeats Nishioka in style ...

Serena Williams upset at Australian Open ...

Tearful Wozniacki heads into retirement after Jabeur defeat ...

Osaka joins Kvitova, Barty in 3rd round of Australian Open ...

Medvedev masters Martinez, bleeding nose to advance in Melbourne ...

'You made be believe': Coco rides wave of support ...

Sorry, Yonex! - Osaka sheepish after racket throw ...

Raonic wins, Auger-Aliassime loses in first round of Australian Open ...

Nick Kyrgios can beat Rafael Nadal: Jim Courier ...

Shapovalov upset in first round at Australian Open ...

Coco Gauff tops Venus Williams at Australian Open; Serena sweeps ...

Australian Open storylines to watch: Air quality could cloud on-court show ...

Ash Barty wins the Adelaide International ...

Federer, Nadal kick in $170,000 for Australian bushfire relief ...

Australian wildfires affecting Open; one player withdraws due to smoke ...

Australian Open practice suspended due to poor air quality ...

Djokovic fends off French veteran ...