Hady Habib becomes first Lebanese player to win a Grand Slam match on an eventful first day at Melbourne Park.
At 38, Gael Monfis becomes the oldest winner of an ATP title by beating Zizou Bergs in New Zealand.
Who are the favourites and when are the finals? Al Jazeera gives a low-down on the year’s first tennis Grand Slam.
The Court of Arbitration for Sport to rule on allegations of doping by tennis’s world number one Jannik Sinner in April.