While superstar players Iga Swiatek and Jannik Sinner were able to quickly and quietly explain away their positive test ...

Since August, Kyrgios has injected himself into Jannik Sinner's doping controversy by commenting so much about it online.

World number two Iga Swiatek has accepted a one-month suspension after testing positive for a banned substance, the International Tennis Integrity Agency (ITIA) announced on Thursday.