BBC Radio 5 live sports extra commentary and text updates as Heather Watson and Kyle Edmund both win the first sets of their matches.
Britain's Johanna Konta starts her Australian Open campaign with a straight-set win over Kirsten Flipkens in Melbourne.
Six-time Australian Open champion Serena Williams beats Belinda Bencic to reach the second round in Melbourne.
World number one Andy Murray on the Australian Open, playing in 30 degree heat and his first Christmas as a father.
Audio & Video
Novak Djokovic plays wheelchair tennis against Paralympic champion Dylan Alcott during a charity event ahead of the 2017 Australian Open in Melbourne.
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