U.S. Open doubles champion Max Purcell has entered a voluntary provisional suspension under tennis’ anti-doping rules.

Kyrgios, whose position on the Jannik Sinner and Iga Swiatek doping cases is well-documented, didn't mention his fellow compatriot by the name but it was pretty clear to what he was referring to in his social media post. "Gee wiz our sport is in the mud at the moment," the 29-year-old wrote on X.

Australian doubles star Max Purcell has voluntarily accepted a provisional suspension after admitting to a breach of doping rules in a medical clinic blunder.