Tsitsipas SHOCKED! First major casualty of the Australian Open

IMAGE:  Greece's Stefanos Tsitsipas during a break in play on his first round match against Alex Michelsen. Photograph: Kim Kyung-Hoon/Reuters American Alex Michelsen claimed the......

Greek Tsitsipas eyes 'home' glory in Melbourne

IMAGE: Greece's Stefanos Tsitsipas is confident he will have huge support in his latest bid for a first Grand Slam title. Photograph: Stephanie Lecocq/Reuters Former Australian Open......

Youngest since Nadal: Tien makes Aus Open history

IMAGE: Learner Tien of the US in action during his third round match against France's Corentin Moutet. Photograph: Francis Mascarenhas/Reuters American qualifier Learner Tien became the......

Unseeded teen sensation stuns Ruud in Australian Open

IMAGE: Czech Republic's Jakub Mensik celebrates after winning his second round match against Norway's Casper Ruud. Photograph: Edgar Su/Reuters Casper Ruud was sent spinning out of the Australian......

Paris Masters: Alcaraz stunned, Zverev survives scare

IMAGE: Spain's Carlos Alcaraz reacts during his round of 16 match against France's Ugo Humbert. Photograph: Stephanie Lecocq/Reuters French Open and Wimbledon champion Carlos Alcaraz failed to......