Rising star Joao Fonseca knocks ninth seed Andrey Rublev out of Australian Open - The 18-year-old claimed a 7-6 (1) 6-3 7-6 (5) victory on his grand slam debut.

João Fonseca cruised past Andrey Rublev and Alex Michelsen toppled Stefanos Tsitsipas while Gaël Monfils held off Giovanni Mpetshi Perricard.

Brazilian teenager Joao Fonseca marked a stunning victory against Russian ninth seed Andrey Rublev, defeating him in straight sets, making a memorable Grand Slam debut. Elsewhere on the courts, veteran French player Gael Monfils staged a gripping five-set ...

Roared on by Brazilian fans decked out in yellow, Fonseca appeared totally unfazed as he set up a second-round meeting with Italy's Lorenzo Sonego

The first week of the new season is over so that means the ATP Rankings have been updated on Monday January 6 with the latest movers and shakers as Alex de Minaur, Kei Nishikori and Giovanni Mpetshi Perricard feature heavily.

Brazilian teenager Joao Fonseca stunned ninth seed Andrey Rublev in a major Australian ... A rampant Taylor Fritz, veteran Gael Monfils and home hope Alex de Minaur also all progressed into ...

Joao Fonseca says Australian Open expectations are changing to the mentality of a champion after dumping out ninth seed Andrey Rublev; Daniil Medvedev smashes net camera after angry outburst during five-set win over world No 418;

Brazilian teenager Joao Fonseca stunned ninth seed Andrey Rublev in a major Australian ... A rampant Taylor Fritz, veteran Gael Monfils and home hope Alex de Minaur also all progressed into ...

Teenage sensation Joao Fonseca announced himself on the big stage by knocking out ninth seed Andrey Rublev in the ... went the distance saw veteran Gael Monfils win the battle of the Frenchmen ...

After Andrey Rublev, another illustrious exit came in the part of the scoreboard featuring the South Tyrolean, namely that of Taylor Fritz, who was defeated in four sets by Gael Monfils.

Daniil Medvedev, beaten in the Melbourne final last year by Sinner, faces Learner Tien, 19, of the United States in a later match. Sinner dropped a set for the first time in 14 matches when he lost the opener to Australian wildcard Tristan Schoolkate.