Defending champion Novak Djokovic and six-time winner Roger Federer advance to the second round of the Australian Open.

Ash Barty progresses through to second round after comeback victory

Incredible gesture to ballgirl in the heat of the battle

The world number one is forced to fight back from a set down before she opens her account, while her fellow Queenslander's infamous form at her home slam continues with another first-round loss.

Welcome to our live coverage of the opening day of the Australian Open.

American 15-year-old Coco Gauff once again beats Venus Williams in the first round of a Grand Slam with victory at the Australian Open.

American 15-year-old Coco Gauff once again beats Venus Williams in the first round of a Grand Slam with victory at the Australian Open.

American teenager leads seven-time Grand Slam champion Venus Wiliams on day one of the Australian Open - follow live text commentary.

Forecasts of cooler temperatures at the Australian Open are likely to crimp beer sales for new rights holder CUB.

The Scot's career is almost certainly over after hobbling out of the Australian Open, but his legacy of fighting for every point will ensure he is remembered as one of the greats.

Despite being in obvious physical pain throughout Murray showed he still has the abundant talent that made him the greatest British player ever to wield a racket

Britain's Andy Murray says he will make a decision on further hip surgery in a "week or two", after his first-round loss at the Australian Open.

After exiting the Australian Open, Andy Murray said "if this was my last match, it was an amazing way to end". Key word: "If."

Watch as 17-time Grand Slam winner Rafael Nadal catches a journalist sleeping in his news conference at the Australian Open.

Watch some of Andy Murray's best moments from his epic five-set loss to Roberto Bautista Agut in the Australian Open first round in what could be his farewell match.

MELBOURNE, Australia (AP) — If this was it for Andy Murray, if this truly was it, he gave himself — and an appreciative, raucous crowd that included his mother and brother — quite a gutsy goodbye, the type of never-give-in performance he's famous for. What Mu…

The Scot bravely battled his way back from two sets down before losing to Roberto Bautista Agut

Watch the closing stages of Andy Murray's epic five-set loss to Roberto Bautista Agut at the Australian Open first round in what could be his farewell match.

Murray lost his final Australian Open match to Roberto Bautista Agut despite a heroic display to battle back from two sets down.

Andy Murray lost his first round match at the Australian Open to Roberto Bautista Agut, in what could be the final match of his career as he contemplates retirement due to a chronic hip injury

Andy Murray produces a stirring display in what might be his final match before losing to Roberto Bautista Agut in the Australian Open.

The Brit played what may be his final ever match and showed his remarkable ability and fighting spirit once again

Murray was two sets down but fought back in Melbourne in what could be his last major tournament

The 31-year-old is set to retire this year.

Britain's Katie Boulter reaches the Australian Open second round with a thrilling victory but Heather Watson and Harriet Dart suffer heavy defeats.

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @CottonAustralia: Members of the #Australian #cotton industry are being encouraged to nominate to be part of the Australian Rural #Leade…

Australian tennis star Ashleigh Barty has survived a scare to safely progress to the second round of the US Open in New York. https://t.co/w2t0y8DyYw

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @ACSQHC: Partnership in #healthcare means having the right to ask questions, receive open communication and make decisions with your hea…

RT @9NewsMelb: A Melbourne teenager has just won more money playing video games than Novak Djokovic did winning this year's Australian Open…

RT @9NewsMelb: A Melbourne teenager has just won more money playing video games than Novak Djokovic did winning this year's Australian Open…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @ricklevy67: BREAKING ,The Victorian Supreme Court Has Thrown Out #JohnSektas Case Against The Australian Labor Party. Leaving The Way O…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @YayySports: @ZerlinaMaxwell I was amused by Chrissie asking if Serena would still be playing if she was ranked #87, despite the fact Se…

RT @9NewsAUS: A Melbourne teen has just won more money playing video games, than Novak Djokovic did winning this year's Australian Open. #9…

RT @WriteLitDeakin: Young Australian writers: submit! Now open: Deakin University Nonfiction Prize To win: $3000, mentoring, masterclasse…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

#OTD #Tennis #BlackHistory 1968 Arthur Ashe becomes 1st African American to win the US singles championship. Was first year amateurs and professionals could compete against each other in major events. Would later also win Australian Open and Wimbledon. https://t.co/TjLkUdakEd

Had an amazing time celebrating Josh and Emilie last night. Thankful to have a friend like Josh who is down to text frantically with me during Roger Federer's 3am Australian Open matches and happy he found someone… https://t.co/8ioVQ4fehN

Clash of titans in the first round of the @usopen @serenawilliams and @MariaSharapova have played 21 games and a bit of animosity over the years, but this is their first meeting since the quarterfinals of the 2016 Australian Open. Who do you think will win? https://t.co/ZqxkTN7Ioo

RT @luciahoff: Tuesday night #usopen the 28th-seeded, Australian Nick Kyrgios will play American Steve Johnson on Louis Armstrong Stadium.…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

Tuesday night #usopen the 28th-seeded, Australian Nick Kyrgios will play American Steve Johnson on Louis Armstrong Stadium. NIght matches at the Open tend to be exciting.

RT @Hurleytennis: Just think, by this time tomorrow, a player will be 0-3 down in the first set of their Australian Open first-round single…

RT @BadmintonTalk: Achievement of Hendra Setiawan: Runner-Up MD Denmark Open 2013 Runner-Up MD Australian Open 2013 Runner-Up MD Hong Kong…

RT @BadmintonTalk: Achievement of Hendra Setiawan: Runner-Up MD Japan Open 2019 Runner-Up MD Indonesia Open 2019 Runner-Up MD Indonesia Ma…

RT @BadmintonTalk: Achievement of Hendra Setiawan: Winner MD Singapore Open 2012 Winner MD Australian Open 2012 Winner MD Malaysia Masters…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…

She's alive. That urn's not going anywhere as yet. Stoke's not going to let it. He's not just broken the door open, he's smashed the room down, blown down the building. And what remains are crushed Australian souls. It was theirs, it really was theirs, it was always theirs.

RT @SorayaMcDonald: The worst thing though, is that open discussion of Australian racism does not occur. And so you're faced with constant…