Nick Kyrgios called Jannik Sinner's three-month doping ban a "sad day for tennis," after the current No. 1 player reached a settlement for his two positive drug tests.

Australian Nick Kyrgios has led criticism of the deal that's given Jannik Sinner a three-month doping ban but will allow him to return for the French Open.

Jannik Sinner’s deal with the World Anti-Doping Agency to accept a three-month ban for positive doping tests has been criticized by Australian player Nick Kyrgios, with the Professional Tennis Players Association citing a “lack of transparency" in the system.

Australian tennis star, Nick Kyrgios has reacted to the world’s number one in Men’s Tennis, Jannik Sinner’s three months ban over doping. Sinner was banned by the World Anti-Doping Agency, WADA, on Saturday for doping offence.