Sydneysider Alexei Popyrin has set his sights on a breakthrough Australian Open after his sudden surge up the world tennis rankings.
Jannik Sinner's doping saga continues to cast a dark shadow over the world No.1 as he prepares to defend his Australian Open title in Melbourne.
Big-hitting Belarusian Aryna Sabalenka says she enjoys having a target on her back as the world No.1 guns for her third successive Australian Open crown.