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All the action from day two of the 2017 Australian Open from Melbourne Park.

Two-time Australian Open champion Jim Courier has hailed the return of "wild horse" Nick Kyrgios to big-time tennis as box office for the sport.

• Liam Mannix

Former Australian Open winner Stan Wawrinka caught the Slovakian on the other side of the net off guard with a smash to the groin.

• Christopher Clarey

A new flow of compelling and creative player statistics have been published ahead of this year's Open and will be updated and released during the tournament.

• Michael Gleeson

Six months out has not dulled Roger Federer's game, the record breaking former world number one has won his first round match at the Australian Open.

All you need to know for the Australian Open 2017.

• Michael Chammas

Nick Kyrgios has reiterated his belief that he can win this year's Australian Open despite his childhood idol Roger Federer admitting he didn't think the 21-year-old was ready.

• Michael Gleeson

World No.1 Angelique Kerber survives a scare after dropping set in opening round.

• Staff reporters

Re-live day one of the 2017 Australian Open from Melbourne Park.

• Linda Pearce

The youngest player in the Australian Open main draw showed enough to suggest that a grand slam match win may not be too far distant.

All you need to know for the Australian Open 2017.

• Linda Pearce

With a combined ranking of 637th and an average age of 18.5 years, maiden Melbourne Park match wins by Ash Barty and Jaimee Fourlis gave Australia an encouraging glimpse into the  future of the local women's game. It is, despite debutante Destanee Aiava's ambitions having fallen slightly short on the opening day, an unexpectedly sunny view.

• Greg Baum

Game, set and match, Sir Andy Murray.

• Scott Spits

For Simona Halep, Australia is not quite the destination is used to be. The Romanian world No.4 crashed out at Melbourne Park in the opening round for the second straight year.

• Emma Quayle

Seen and heard at the 2017 Australian Open

• Michael Chammas

Seventeen-year-old Alex De Minaur has revealed a two-week sleep over at the Hewitt residence as the secret to his shock Australian Open victory on the opening day of the grand slam.

• Sam McClure

A new rule, designed to tackle the issue of players retiring early in matches due to pre-existing injuries could be adopted by the Australian Open as early as next year.

• Linda Pearce

Bernard Tomic has responded to the queries over his Australian Open preparation with a 6-2, 6-1, 6-4 thrashing of Thomaz Bellucci that counts as the most emphatic, in a scoreboard sense, of his 65-match grand slam career.

• Michael Chammas

In what is the first Australian Open without Lleyton Hewitt for two decades, two Australian 17-year-old wildcards announced themselves as future stars on the opening day of the grand slam.

• UPDATED
• Tim Doutre

A large group of men have been banned from the Australian Open after setting off flares on their way to the tournament's opening day.

• Linda Pearce

Destanee. There is a story in the name. Had to be. "The truth is, yeah, people have a lot of questions about that," says Rosie Aiava, the mother and coach of the 16-year-old Australian who who will make her grand slam debut as the youngest player at next week's Australian Open.

• Linda Pearce

Alexander Zverev, all 198 gifted, confident, composed centimetres of him, is strolling down a hallway with a Tennis Australia staffer, wondering out loud why a couple of local journalists would want to do this interview. We could joke we're planning to make him a star. Might have, actually. Except that Zverev already has that route well-covered.

• EXCLUSIVE
• Linda Pearce

When Roger Federer describes Nick Kyrgios as "tough to beat here", the 17-time grand slam champion is not talking about the Australian Open title he doubts that Kyrgios is ready to win.

• EXCLUSIVE
• Linda Pearce

When Roger Federer discovered he would need a lengthy rest after Wimbledon to heal the wonky knee injured, freakishly, in a Melbourne hotel bathroom, he did not dust off a pile of overdue jobs wife Mirka wanted done around the house, or vow to finally reorganise his sock drawer.

• Casey Dellacqua

There's a shift happening in women's tennis, with the once invincible Serena Williams finally being challenged.

Dan Evans, who has worked hard to shed the reputation of being British tennis' bad boy, will reignite his doubles partnership with Nick Kyrgios at the Australian Open.

• Linda Pearce

As we prepare for two weeks of top tennis, here are five storylines to look out for during the Australian Open.

Luxembourg lefty Gilles Muller's persistence paid off in Sydney on Saturday night, when the 33-year-old ended his long wait for a maiden ATP title.

• Eamonn Tiernan

Dudi Sela came from behind to oust Jan-Lennard Struff in the Canberra Challenger final on Saturday.