The three-time Grand Slam champion was found to have bore no fault or negligence after he twice tested positive for the prohibited substance clostebol last year, arguing that the substance unknowingly entered his body via massages from his then-physiotherapist.

The men's world No. 1 missed several tournaments, but no Grand Slams. Here's what to know about the doping proceedings against him.

Jannik Sinner was just as surprised by which fellow players sent him messages of support at the start of his three-month doping ban as those who sent nothing.